Call of Duty: Modern Warfare 2 has many challenges to help players rank up. Below is a list of all of the different categories.

Contents 1 Primary Weapons 1.1 Assault Rifles 1.2 Submachine Guns 1.3 Light Machine Guns 1.4 Sniper Rifles 2 Riot Shield 3 Secondary Weapons 3.1 Machine Pistols 3.2 Shotguns 3.3 Handguns 3.4 Launchers 4 Perks 5 Equipment 6 Basic Training - Section unlocked at Level 6 7 Operations - Section unlocked at Level 10 8 Killstreak - Section unlocked at Level 16 9 Precision - Section unlocked at Level 26 10 Finishing Moves - Section unlocked at Level 35 11 Humiliation - Section unlocked at Level 41 12 Payback - Section unlocked at Level 47 13 Elite - Section unlocked at Level 53 14 Intimidation - Section unlocked at Level 61 15 Prestige 16 Hidden/Other

Primary WeaponsEdit

Assault RiflesEdit

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 kills	Grenade Launcher	250
Marksman II	25 kills	Red Dot Sight	1000
Marksman III	75 kills	Silencer	2000
Marksman IV	150 kills	ACOG Scope	5000
Marksman V	300 kills	FMJ	10000
Marksman VI	500 kills		10000
Marksman VII	750 kills		10000
Marksman VIII	1000 kills		10000
Expert I	5 headshots	Woodland Camouflage	500
Expert II	15 headshots	Digital Camouflage	1000
Expert III	30 headshots	Urban Camouflage	2500
Expert IV	75 heashots	Blue Tiger Camouflage	5000
Expert V	150 headshots	Red Tiger Camouflage	10000
Expert VI	250 headshots	Fall Camouflage	10000
Expert VII	350 headshots		10000
Expert VIII	500 headshots		10000
Shotgun	20 Kills with Grenade Launcher	Shotgun	750
Holographic Sight	60 Kills aiming down Red Dot Sight	Holographic Sight	1000
Heartbeat Sensor	15 Kills with Silencer	Heartbeat Sensor	750
Thermal Scope	20 Kills aiming down ACOG Scope	Thermal Scope	750
Extended Mags	40 Bullet Penetration Kills with FMJ	Extended Mags	1000
Mastery	Unlock all attachments	Bronze cross weapon title	10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills	Silver weapon emblem	10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 headshots	Silver weapon title with headshot icon	10000
Master II	500 headshots	Gold weapon emblem	10000
Master III	1000 headshots	Gold skulls weapon title	10000

Submachine Guns Edit

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 kills	Rapid Fire	250
Marksman II	25 kills	Red Dot Sight	1000
Marksman III	75 kills	Silencer	2000
Marksman IV	150 kills	ACOG Scope	5000
Marksman V	300 kills	FMJ	10000
Marksman VI	500 kills		10000
Marksman VII	750 kills		10000
Marksman VIII	1000 kills		10000
Expert I	5 headshots	Woodland Camouflage	500
Expert II	15 headshots	Digital Camouflage	1000
Expert III	30 headshots	Urban Camouflage	2500
Expert IV	75 headshots	Blue Tiger Camouflage	5000
Expert V	150 headshots	Red Tiger Camouflage	10000
Expert VI	250 headshots	Fall Camouflage	10000
Expert VII	350 headshots		10000
Expert VIII	500 headshots		10000
Akimbo	30 Kills with Rapid Fire	Akimbo	1000
Holographic Sight	60 Kills aiming down Red Dot Sight	Holographic Sight	1000
Thermal Scope	20 Kills aiming down ACOG Scope	Thermal Scope	750
Extended Mags	40 Bullet Penetration Kills with FMJ	Extended Mags	1000
Mastery	Unlock all attachments	Bronze cross weapon title	10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills	Silver weapon emblem	10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 headshots	Silver weapon title with headshot icon	10000
Master II	500 headshots	Gold weapon emblem	10000
Master III	1000 headshots	Gold skulls weapon title	10000

Light Machine Guns Edit

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 kills	Grip	250
Marksman II	25 kills	Red Dot Sight	1000
Marksman III	75 kills	Silencer	2000
Marksman IV	150 kills	ACOG Scope	5000
Marksman V	300 kills	FMJ	10000
Marksman VI	500 kills		10000
Marksman VII	750 kills		10000
Marksman VIII	1000 kills		10000
Expert I	5 headshots	Woodland Camouflage	500
Expert II	15 headshots	Digital Camouflage	1000
Expert III	30 headshots	Urban Camouflage	2500
Expert IV	75 heashots	Blue Tiger Camouflage	5000
Expert V	150 headshots	Red Tiger Camouflage	10000
Expert VI	250 headshots	Fall Camouflage	10000
Expert VII	350 headshots		10000
Expert VIII	500 headshots		10000
Holographic Sight	60 Kills aiming down Red Dot Sight	Holographic Sight	1000
Heartbeat Sensor	15 Kills with Silencer	Heartbeat Sensor	750
Thermal Scope	20 Kills aiming down ACOG Scope	Thermal Scope	750
Extended Mags	40 Bullet Penetration Kills with FMJ	Extended Mags	1000
Mastery	Unlock all attachments	Bronze cross weapon title	10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills	Silver weapon emblem	10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 headshots	Silver weapon title with headshot icon	10000
Master II	500 headshots	Gold weapon emblem	10000
Master III	1000 headshots	Gold skulls weapon title	10000

Sniper Rifles Edit

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 kills	Silencer	250
Marksman II	25 kills	ACOG Scope	1000
Marksman III	75 kills	FMJ	2000
Marksman IV	150 kills		5000
Marksman V	300 kills		10000
Marksman VI	500 kills		10000
Marksman VII	750 kills		10000
Marksman VIII	1000 kills		10000
Expert I	5 headshots	Woodland Camouflage	500
Expert II	15 headshots	Digital Camouflage	1000
Expert III	30 headshots	Urban Camouflage	2500
Expert IV	75 heashots	Blue Tiger Camouflage	5000
Expert V	150 headshots	Red Tiger Camouflage	10000
Expert VI	250 headshots	Fall Camouflage	10000
Expert VII	350 headshots		10000
Expert VIII	500 headshots		10000
Heartbeat Sensor	15 Kills with Silencer	Heartbeat Sensor	750
Thermal Scope	20 Kills aiming down ACOG Scope	Thermal Scope	750
Extended Mags	40 Bullet Penetration Kills with FMJ	Extended Mags	1000
Mastery	Unlock all attachments	Bronze cross weapon title	10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills	Silver weapon emblem	10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 headshots	Silver weapon title with headshot icon	10000
Master II	500 headshots	Gold weapon emblem	10000
Master III	1000 headshots	Gold skulls weapon title	10000

Riot ShieldEdit

Challenge	How To Complete	XP Reward
Veteran I	2 shield bash kills	500
Veteran II	5 shield bash kills	1000
Veteran III	15 shield bash kills	2500
Smasher	3 Kill Streak with the Riot Shield	500
Back-Smasher	Kill an enemy from behind	100
Sponge I	Absorb 1000 damage with Riot Shield	500
Sponge II	Absorb 10000 damage with Riot Shield	1000
Sponge III	Absorb 50000 damage with Riot	2500
Bullet Proof I	Deflect 1000 bullets with Riot Shield	500
Bullet Proof II	Deflect 10000 bullets with Riot Shield	1000
Bullet Proof III	Deflect 50000 bullets with Riot Shield	2500
Unbreakable I	Survive 10 explosions with Riot Shield	500
Unbreakable II	Survive 50 explosions with Riot Shield	1000
Unbreakable III	Survive 100 explosions with Riot Shield	2500

Secondary Weapons Edit

Machine Pistols Edit

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 kills	Red Dot Sight	500
Marksman II	25 kills	Silencer	1000
Marksman III	50 kills	FMJ	1500
Marksman IV	75 kills	Akimbo	2000
Marksman V	100 kills	Holographic Sight	2500
Marksman VI	150 kills	Extended Mags	3500
Marksman VII	300 kills		10000
Marksman VIII	1000 kills		10000
Expert I	5 headshots		500
Expert II	15 headshots		1000
Expert III	30 headshots		2500
Expert IV	75 headshots		5000
Expert V	150 headshots		10000
Expert VI	250 headshots		10000
Expert VII	350 headshots		10000
Expert VIII	500 headshots		10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills	Silver weapon emblem	10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 headshots	Silver weapon title with headshot icon	10000
Master II	500 headshots	Gold weapon emblem	10000
Master III	1000 headshots	Gold skulls weapon title	10000

Shotguns Edit

• Ranger and Model 1887 attachments are only: Akimbo (10 kills) & FMJ (50 kills)

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 Kills	Red Dot Sight	500
Marksman II	25 kills	Silencer	1000
Marksman III	75 kills	Grip	2500
Marksman IV	150 kills	FMJ	5000
Marksman V	250 kills	Holographic Sight	10000
Marksman VI	400 kills	Extended Mags	10000
Marksman VII	500 kills		10000
Marksman VIII	1000 kills		10000
Expert I	5 headshots		500
Expert II	10 headshots		1000
Expert III	20 headshots		2500
Expert IV	40 headshots		5000
Expert V	100 headshots		10000
Expert VI	200 headshots		10000
Expert VII	350 headshots		10000
Expert VIII	500 headshots		10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills	Silver weapon emblem	10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 headshots	Silver weapon title with headshot icon	10000
Master II	500 headshots	Gold weapon emblem	10000
Master III	1000 headshots	Gold skulls weapon title	10000

Handguns Edit

• The .44 Magnum and Desert Eagle have only FMJ, Akimbo, and Tactical Knife for its attachments. The kills required for them are the same, except for the Tactical Knife which needs 100 kills to unlock.

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 kills	FMJ	500
Marksman II	25 kills	Silencer	1000
Marksman III	50 kills	Akimbo	1500
Marksman IV	75 kills	Tactical Knife	2500
Marksman V	100 kills	Extended Mags	3500
Marksman VI	300 kills		10000
Marksman VII	500 kills		10000
Marksman VIII	1000 kills		10000
Expert I	5 headshots		500
Expert II	15 headshots		1000
Expert III	30 headshots		2500
Expert IV	75 headshots		5000
Expert V	150 headshots		10000
Expert VI	250 headshots		10000
Expert VII	350 headshots		10000
Expert VIII	500 headshots		10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills	Silver weapon emblem	10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 headshots	Silver weapon title with headshot icon	10000
Master II	500 headshots	Gold weapon emblem	10000
Master III	1000 headshots	Gold skulls weapon title	10000

Launchers Edit

= Unlocked after Prestiging

Challenge	How To Complete	Unlocks	XP Reward
Marksman I	10 kills		250
Marksman II	25 kills		1000
Marksman III	75 kills		2000
Marksman IV	150 kills		5000
Marksman V	300 kills		10000
Marksman VI	500 kills		10000
Marksman VII	800 kills		10000
Marksman VIII	1200 kills		10000
Veteran I	500 kills	Silver weapon title	10000
Veteran II	1000 kills		10000
Veteran III	2500 kills	Silver skulls weapon title	10000
Master I	250 multi-kills	Silver weapon title with headshot icon	10000
Master II	500 multi-kills		10000
Master III	1000 multi-kills	Gold skulls weapon title	10000

• The Stinger is the only launcher that the player must shoot down helicopters to fulfill the challenge.

Perks Edit

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Marathon Pro I	Run 1 mile using Marathon			500
Marathon Pro II	Run 5 miles using Marathon			1000
Marathon Pro III	Run 10 miles using Marathon			2500
Marathon Pro IV	Run 26 miles using Marathon			5000
Marathon Pro V	Run 52 miles using Marathon			10000
Marathon Pro VI	Run 104 miles using Marathon			10000
Scavenger Pro I	Resupply 10 times using Scavenger			500
Scavenger Pro II	Resupply 25 times using Scavenger			1000
Scavenger Pro III	Resupply 50 times using Scavenger			2500
Scavenger Pro IV	Resupply 100 times using Scavenger			5000
Scavenger Pro V	Resupply 250 times using Scavenger			10000
Scavenger Pro VI	Resupply 500 times using Scavenger			10000
Bling Pro I	25 kills using a weapon with 2 attachments			500
Bling Pro II	50 kills using a weapon with 2 attachments			1000
Bling Pro III	100 kills using a weapon with 2 attchments			2500
Bling Pro IV	200 kills using a weapon with 2 attachments			5000
Bling Pro V	450 kills using a weapon with 2 attachments			10000
Bling Pro VI	900 kills using a weapon with 2 attachments			10000
One Man Army Pro I	15 kills while using One Man Army			500
One Man Army Pro II	30 kills while using One Man Army			1000
One Man Army Pro III	60 kills while using One Man Army			2500
One Man Army Pro IV	120 kills while using One Man Army			5000
One Man Army Pro V	300 kills while using One Man Army			10000
One Man Army Pro VI	750 kills while using One Man Army			10000
Sleight of Hand Pro I	15 kills while using Sleight of Hand			500
Sleight of Hand Pro II	30 kills while using Sleight of Hand			1000
Sleight of Hand Pro III	60 kills while using Sleight of Hand			2500
Sleight of Hand Pro IV	120 kills while using Sleight of Hand			5000
Sleight of Hand Pro V	300 kills while using Sleight of Hand			10000
Sleight of Hand Pro VI	750 kills while using Sleight of Hand			10000
Stopping Power Pro I	30 kills while using Stopping Power			500
Stopping Power Pro II	60 kills while using Stopping Power			1000
Stopping Power Pro III	120 kills while using Stopping Power			2500
Stopping Power Pro IV	250 kills while using Stopping Power			5000
Stopping Power Pro V	500 kills while using Stopping Power			10000
Stopping Power Pro VI	1000 kills while using Stopping Power			10000
Hardline Pro I	Earn 3 killstreaks while using Hardline			500
Hardline Pro II	Earn 10 killstreaks while using Hardline			1000
Hardline Pro III	Earn 20 killstreaks while using Hardline			2500
Hardline Pro IV	Earn 40 killstreaks while using Hardline			5000
Hardline Pro V	Earn 100 killstreaks while using Hardline			10000
Hardline Pro VI	Earn 250 killstreaks while using Hardline			10000
Lightweight Pro I	Run 2 miles using Lightweight			500
Lightweight Pro II	Run 8 miles using Lightweight			1000
Lightweight Pro III	Run 15 miles using Lightweight			2500
Lightweight Pro IV	Run 30 miles using Lightweight			5000
Lightweight Pro V	Run 100 miles using Lightweight			10000
Lightweight Pro VI	Run 250 miles using Leightweight			10000
Cold Blooded Pro I	Destroy 3 Killstreak Rewards while using Cold Blooded			500
Cold Blooded Pro II	Destroy 10 Killstreak Rewards while using Cold Blooded			1000
Cold Blooded Pro III	Destroy 20 Killstreak Rewards while using Cold Blooded			2500
Cold Blooded Pro IV	Destroy 40 Killstreak Rewards while using Cold Blooded			5000
Cold Blooded Pro V	Destroy 100 Killstreak Rewards while using Cold Blooded			10000
Cold Blooded Pro VI	Destroy 250 Killstreak Rewards while using Cold Blooded			10000
Danger Close Pro I	10 kills with explosives while using Danger Close			500
Danger Close Pro II	25 kills with explosives while using Danger Close			1000
Danger Close Pro III	50 kills with explosives while using Danger Close			2500
Danger Close Pro IV	100 kills with explosives while using Danger Close			5000
Danger Close Pro V	250 kills with explosives while using Danger Close			10000
Danger Close Pro VI	500 kills with explosives while using Danger Close			10000
Commando Pro I	2 melee kills while using Commando			500
Commando Pro II	5 melee kills while using Commando			1000
Commando Pro III	10 melee kills while using Commando			2500
Commando Pro IV	20 melee kills while using Commando			5000
Commando Pro V	50 melee kills while using Commando			10000
Commando Pro VI	100 melee kills while using Commando			10000
Steady Aim Pro I	10 hip-fire kills while using Steady Aim			500
Steady Aim Pro II	20 hip-fire kills while using Steady Aim			1000
Steady Aim Pro III	40 hip-fire kills while using Steady Aim			2500
Steady Aim Pro IV	80 hip-fire kills while using Steady Aim			5000
Steady Aim Pro V	200 hip-fire kills while using Steady Aim			10000
Steady Aim Pro VI	500 hip-fire kills while using Steady Aim			10000
Ninja Pro I	5 close range kills while using Ninja			500
Ninja Pro II	10 close range kills while using Ninja			1000
Ninja Pro III	25 close range kills while using Ninja			2500
Ninja Pro IV	50 close range kills while using Ninja			5000
Ninja Pro V	125 close range kills while using Ninja			10000
Ninja Pro VI	250 close range kills while using Ninja			10000
Scrambler Pro I	5 close range kills while using Scrambler			500
Scrambler Pro II	10 close range kills while using Scrambler			1000
Scrambler Pro III	25 close range kills while using Scrambler			2500
Scrambler Pro IV	50 close range kills while using Scrambler			5000
Scrambler Pro V	125 close range kills while using Scrambler			10000
Scrambler Pro VI	250 close range kills while using Scrambler			10000
SitRep Pro I	Destroy 15 enemy devices while using SitRep			500
SitRep Pro II	Destroy 30 enemy devices while using SitRep			1000
SitRep Pro III	Destroy 60 enemy devices while using SitRep			2500
SitRep Pro IV	Destroy 120 enemy devices while using SitRep			5000
SitRep Pro V	Destroy 300 enemy devices while using SitRep			10000
SitRep Pro VI	Destroy 750 enemy devices while using SitRep			10000
Last Stand Pro I	2 Last Stand kills			500
Last Stand Pro II	5 Last Stand kills			1000
Last Stand Pro III	10 Last Stand kills			2500
Last Stand Pro IV	20 Last Stand kills			5000
Last Stand Pro V	50 Last Stand kills			10000
Last Stand Pro VI	100 Last Stand kills			10000

Completing a (perk) IV challenge unlocks the Pro version of the perk.

Equipment Edit

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Darkbringer	Prevent 25 Tactical Insertions			1000
Tactical Deletion	Kill 25 enemies that spawn using Tactical Insertion			1000
Jack-in-the-Box I	Kill an enemy within 5 seconds of tactically inserting 10 times			500
Jack-in-the-Box II	Kill an enemy within 5 seconds of tactically inserting 25 times			2500
Jack-in-the-Box III	Kill an enemy within 5 seconds of tactically inserting 50 times			5000
Grenade Kill I	Kill 10 enemies with grenades			500
Grenade Kill II	Kill 25 enemies with grenades			2500
Greande Kill III	Kill 50 enemies with greandes			5000
Plastered I	Stick 5 enemies with a Semtex Grenade			500
Plastered II	Stick 15 enemies with a Semtex Grenade			2500
Plastered III	Stick 30 enemies with a Semtex Grenade			5000
Carnie I	Kill 5 enemies with a Throwing Knife			500
Carnie II	Kill 15 enemies with a Throwing Knife			2500
Carnie III	Kill 30 enemies with a Throwing Knife			5000
It's Personal!	Hurt an enemy then finish them with a Throwing Knife			1000
Did You See That?	Kill someone with a Throwing Knife while flashed or stunned			1000
Claymore Shot I	Kill 5 enemies with Claymores			500
Claymore Shot II	Kill 15 enemies with Claymores			2500
Claymore Shot III	Kill 30 enemies with Claymores		5000
Solid Steel I	Survive 10 explosions while using Blast Shield			500
Solid Steel II	Survive 25 explosions while using Blast Shield			2500
Solid Steel III	Survive 50 explosions while using Blast Shield			5000
C4 Shot I	Kill 5 enemies by using C4			500
C4 Shot II	Kill 15 enemies by using C4			2500
C4 Shot III	Kill 30 enemies by using C4			5000

Basic Training - Section unlocked at Level 6Edit

Challenge	How To Complete	Title & Gear Unlock	Emblem Unlock	XP Reward
Ghillie in the Mist I	Get 50 one-shot kills with sniper rifles	& Arctic Ghillie Camouflage		1000
Ghillie in the Mist II	Get 100 one-shot kills with sniper rifles	& Urban Ghillie Camouflage		2500
Ghillie in the Mist III	Get 200 one-shot kills with sniper rifles	& Desert Ghillie Camouflage		5000
Crouch Shot I	Kill 5 enemies while you are crouching			500
Crouch Shot II	Kill 15 enemies while you are crouching			1000
Crouch Shot III	Kill 30 enemies while you are crouching			2500
Prone Shot I	Kill 5 enemies while you are prone			500
Prone Shot II	Kill 15 enemies while you are prone			1000
Prone Shot III	Kill 30 enemies while you are prone			2500
Point Guard I	Get 5 assists			500
Point Guard II	Get 15 assists			1000
Point Guard III	Get 30 assists			2500
X-Ray Vision I	Kill 2 enemies through a surface using bullet penetration			500
X-Ray Vision II	Kill 5 enemies through a surface using bullet penetration			1000
X-Ray Vision III	Kill 15 enemies through a surface using bullet penetration			2500
Backdraft I	Destroy 2 enemy devices			500
Backdraft II	Destroy 5 enemy devices			1000
Backdraft III	Destroy 15 enemy devices			2500
Flyswatter	Shoot down an enemy helicopter			1000
Vandalism	Destroy a car			750
Goodbye	Fall 30 feet or more to your death			500
Base Jump	Fall 15 feet or more and survive			750

Operations - Section unlocked at Level 10Edit

Asterisk (*) = Challenge unlocked at Level 11

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Free-for-all Victor I	Place top-3 in 3 Free-for-all matches			500
Free-for-all Victor II	Place top-3 in 5 Free-for-all matches			1000
Free-for-all Victor III	Place top-3 in 10 Free-for-all matches			2500
Team Player I	Win 5 Team Deathmatch matches			500
Team Player II	Win 15 Team Deathmatch matches			1000
Team Player III	Win 30 Team Deathmatch matches			2500
MVP Team Deathmatch	Play Team Deathmatch and get the top score overall			1000
Search and Destroy Victor I	Win 5 Search and Destroy matches			500
Search and Destroy Victor II	Win 15 Search and Destroy matches			1000
Search and Destroy Victor III	Win 30 Search and Destroy matches			2500
Hardcore Team Player I	Win 1 Hardcore Team Deathmatch match			500
Hardcore Team Player II	Win 5 Hardcore Team Deathmatch matches			1000
Hardcore Team Player III	Win 15 Hardcore Team Deathmatch matches			2500
Sabotage Victor I	Win 5 Sabotage matches			500
Sabotage Victor II	Win 20 Sabotage matches			1000
Sabotage Victor III	Win 50 Sabotage matches			2500
*MVP Team Hardcore	Win a Team Hardcore match with the top score			1000
*Bomb Down	Kill a bomb carrier in Sabotage or Search and Destroy			1000
*Saboteur I	Plant 2 bombs			500
*Saboteur II	Plant 10 bombs			1000
*Bomb Defender I	Kill 3 enemies while they are defusing the bomb			500
*Bomb Defender II	Kill 10 enemies while they are defusing the bomb			1000
*Bomb Prevention I	Kill 3 enemies while they are planting the bomb			500
*Bomb Prevention II	Kill 10 enemies while they are planting the bomb			1000
*Defuser I	Defuse 2 bombs			500
*Defuser II	Defuse 10 bombs			1000
*Last Man Standing	Be the last man standing in Search and Destroy			1000

Killstreak - Section unlocked at Level 16 Edit

NOTE:Kills got with the initial airstrike from Harrier strike count towards Precision Airstrike challenges instead of Harrier challenges. Asterisk (*) = Challenge unlocked at Level 21

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Exposed I	Call in 5 UAVs			1000
Exposed II	Call in 25 UAVs			2500
Exposed III	Call in 50 UAVs			5000
Air Mail I	Call in 5 Care Packages			1000
Air Mail II	Call in 25 Care Packages			2500
Air Mail III	Call in 50 Care Packages			5000
Interference I	Call in 5 Counter-UAV's			1000
Interference II	Call in 25 Counter-UAV's			2500
Interference III	Call in 50 Counter-UAV's			5000
Sentry Veteran I	Call in 5 Sentry Guns			1000
Sentry Veteran II	Call in 25 Sentry Guns			2500
Sentry Veteran III	Call in 50 Sentry Guns			5000
Air To Ground I	Call in 5 Predator Missiles			1500
Air To Ground II	Call in 25 Predator Missiles			2500
Air To Ground III	Call in 50 Predator Missiles			5000
Airstrike Veteran I	Call in 5 Precision Airstrikes			1500
Airstrike Veteran II	Call in 25 Precision Airstrikes			3000
Airstrike Veteran III	Call in 50 Precision Airstrikes			6000
Vertical Takeoff I	Call in 5 Harrier Strikes			1500
Vertical Takeoff II	Call in 25 Harrier Strikes			3000
Vertical Takeoff III	Call in 50 Harrier Strikes			6000
Attack Helicopter Veteran I	Call in 5 Attack Helicopters			1500
Attack Helicopter Veteran II	Call in 25 Attack Helicopters			3000
Attack Helicopter Veteran III	Call in 50 Attack Helicopters			6000
Special Delivery I	Call in 3 Emergency Airdrops			1500
Special Delivery II	Call in 10 Emergency Airdrops			3000
Special Delivery III	Call in 25 Emergency Airdrops			6000
21 Ton Giant I	Call in 3 Pave Lows			1500
21 Ton Giant II	Call in 10Pave Lows			3000
21 Ton Giant III	Call in 25Pave Lows			6000
*Stealth Bomber Veteran I	Call in 3 Stealth Bombers			1500
*Stealth Bomber Veteran II	Call in 10 Stealth Bombers			3000
*Stealth Bomber Veteran III	Call in 25 Stealth Bombers			6000
*Chopper Gunner Veteran I	Call in 3 Chopper Gunners			2500
*Chopper Gunner Veteran II	Call in 10 Chopper Gunners			5000
*Chopper Gunner Veteran III	Call in 25 Chopper Gunners			10000
*AC-130 Veteran I	Call in 3 AC-130s			2500
*AC-130 Veteran II	Call in 10 AC-130s			5000
*AC-130 Veteran III	Call in 25 AC-130s			10000
*Blackout I	Call in 2 EMPs			2500
*Blackout II	Call in 5 EMPs			5000
*Blackout III	Call in 10 EMPs			10000
*End Game I	Call in 2 Nukes			5000
*End Game II	Call in 5 Nukes			10000
*End Game III	Call in 10 Nukes			10000
*Radar Inbound I	Call in 50 UAVs or Counter-UAVs			2500
*Radar Inbound II	Call in 100 UAVs or Counter-UAVs			5000
*Radar Inbound III	Call in 1000 UAVs or Counter-UAVs			10000
*Airstrike Inbound I	Call in 50 Precision, Stealth, or Harrier Airstrikes			2500
*Airstrike Inbound II	Call in 100 Precision, Stealth, or Harrier Airstrikes			5000
*Airstrike Inbound III	Call in 1000 Precision, Stealth, or Harrier Airstrikes			10000
*Helicopter Inbound I	Call in 50 Armed Helicopters			2500
*Helicopter Inbound II	Call in 100 Armed Helicopters			5000
*Helicopter Inbound III	Call in 1000 Armed Helicopters			10000
*Airdrop Inbound I	Call in 50 Care Packages, Sentry Guns, or Emergency Airdrops			2500
*Airdrop Inbound II	Call in 100 Care Packages, Sentry Guns, or Emergency Airdrops			5000
*Airdrop Inbound III	Call in 1000 Care Packages, Sentry Guns, or Emergency Airdrops			10000

Precision - Section unlocked at Level 26 Edit

Asterisk (*) = Challenge unlocked at Level 31

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Assault Expert I	Kill 5 enemies with headshots while using an assault rifle			2000
Assault Expert II	Kill 25 enemies with headshots while using an assault rifle			5000
Assault Expert III	Kill 50 enemies with headshots while using an assault rifle			10000
SMG Expert I	Kill 5 enemies with headshots while using an SMG			2000
SMG Expert II	Kill 25 enemies with headshots while using an SMG			5000
SMG Expert III	Kill 50 enemies with headshots while using an SMG			10000
LMG Expert I	Kill 5 enemies with headshots while using an LMG			2000
LMG Expert II	Kill 25 enemies with headshots while using an LMG			5000
LMG Expert III	Kill 50 enemies with headshots while using an LMG			10000
The Surgical	Fire an entire Assault Rifle Mag into an enemy without missing			2000
Mach 5	Fire an entire SMG Mag into an enemy without missing			2000
Dictator	Fire an entire LMG Mag into an enemy without missing			2000
Perfectionist	Fire an entire Sniper Mag into an enemy without missing			2000
*Multi-RPG I	Kill 2 or more enemies with a single AT4 or RPG rocket 5 times			2000
*Multi-RPG II	Kill 2 or more enemies with a single AT4 or RPG rocket 25 times			5000
*Multi-RPG III	Kill 2 or more enemies with a single AT4 or RPG rocket 50 times			10000
*Clay More I	Kill 2 or more enemies with a single Claymore 5 times			2000
*Clay More II	Kill 2 or more enemies with a single Claymore 25 times			5000
*Clay More III	Kill 2 or more enemies with a single Claymore 50 times			10000
*Multi-Frag I	Kill 2 or more enemies with a single Frag Grenade 5 times			2000
*Multi-Frag II	Kill 2 or more enemies with a single Frag Grenade 25 times			5000
*Multi-Frag III	Kill 2 or more enemies with a single Frag Grenade 50 times			10000
*Multi-C4 I	Kill 2 or more enemies with C4 5 times			2000
*Multi-C4 II	Kill 2 or more enemies with C4 25 times			5000
*Multi-C4 III	Kill 2 or more enemies with C4 50 times			10000
*Collateral Damage	Kill 2 or more enemies with a single sniper rifle bullet			2000
*Flawless	Play an entire match without dying			2000
*Fearless	Kill 10 enemies in a single match without dying			2000
*Group Hug	Kill multiple enemies with a Semtex Grenade stuck to one of them			2000
*NBK	Get 3 longshot kills in one life			2000
*All Pro	2 headshots with 1 bullet			2000
*Airborne	Get a 2 kill streak with bullets while in mid-air			2000

Finishing Moves - Section unlocked at Level 35 Edit

Asterisk (*) = Challenge unlocked at Level 37

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Droppin' Crates	Get a game winning Killcam by dropping a crate on the enemy			2500
Absentee Killer	Get a game winning Killcam with a Sentry Gun			2500
Dronekiller	Get a game winning Killcam with a Predator Missile			2500
Finishing Touch	Get a game winning Killcam with a Precision Airstrike			2500
True Liar	Get a game winning Killcam with a Harrier			2500
OG	Get a game winning Killcam with an Attack Helicopter			2500
Transformer	Get a game winning Killcam with a Pave Low			2500
Techno Killer	Get a game winning Killcam with a Stealth Bomber			2500
*Hi Def	Get a game winning Killcam with a Chopper Gunner			2500
*Death From Above	Get a game winning Killcam with an AC-130			2500
*Unbelievable	Get a game winning Killcam with a Throwing Knife kill			2500
*Owned	Get a game winning Killcam with a Riot Shield melee kill			2500
*Stickman	Stick a Semtex Grenade to the enemy in a game winning Killcam			2500
*Last Resort	Get a game winning Killcam while in either Last Stand or Final Stand			2500

Humiliation - Section unlocked at Level 41 Edit

Asterisk (*) = Challenge unlocked at Level 43

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Hot Potato I	Kill 5 enemies with thrown back grenades			5000
Hot Potato II	Kill 10 enemies with thrown back grenades			5000
Car Bomb I	Kill 5 enemies by destroying cars			3000
Car Bomb II	Kill 10 enemies by destroying cars			5000
Backstabber	Stab an enemy in the back with your knife			3000
Slow But Sure	Kill an enemy while being stunned by a stun grenade			3000
Misery Loves Company	Kill yourself & 1 enemy by cooking a grenade without throwing it			3000
Ouch	Kill an enemy with a rifle-mounted grenade launcher without detonation. (direct impact)			3000
Rival	Kill the same enemy 5 times in a single match			3000
Cruelty	Kill an enemy, pick up his weapon, and then kill him again with his own weapon			3000
*Think Fast	Finish an enemy off by hitting them with a frag grenade			3000
*Think Fast Stun	Finish an enemy off by hitting them with a stun grenade			3000
*Think Fast Flash	Finish an enemy off by hitting them with a flashbang			3000
*Return to Sender	Kill an enemy by shooting their own explosive			3000
*Blindfire	Kill an enemy while you are still dazed by a flashbang			3000
*Hard Landing	Kill an enemy that is in mid-air (can be done by shooting somebody who is climbing)			3000
*Extreme Cruelty	Kill every member of the enemy team without dying			3000
*Tango Down	Kill every member of the enemy team			3000
*Counter MVP	Kill the #1 player on the enemy team 10 times in a single match			3000

Payback - Section unlocked at Level 47 Edit

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Time is Money I	Get payback 5 times with Semtex			3500
Time is Money II	Get payback 25 times with Semtex			10000
I'm Rich! I	Get payback 5 times with C4			3500
I'm Rich! II	Get payback 25 times with C4			10000
Color of Money I	Get payback 5 times with headshots			3500
Color of Money II	Get payback 25 times with headshots			10000
Robin Hood I	Get payback 5 times while in Last Stand			3500
Robin Hood II	Get payback 25 times while in Last Stand			10000
Bang for your Buck I	Get payback 5 times with frag grenades			3500
Bang for your Buck II	Get payback 25 times with frag grenades			10000
Overdraft	Get a payback that sticks to the victim			3500
Identity Thief	Get a payback with the killer's copycat class			3500
ATM	Get a payback with a throwing knife			3500
Money Shot	Get a payback in the game winning killcam			3500
Break the Bank	Get a payback with a claymore			3500

Elite - Section unlocked at Level 53 Edit

Asterisk (*) = Challenge unlocked at Level 57

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Master Chef I	Kill 5 enemies with cooked grenades			2500
Master Chef II	Kill 10 enemies with cooked grenades			5000
Master Chef III	Kill 20 enemies with cooked grenades			10000
Counter Claymore I	Kill 3 enemies by shooting a Claymore			2500
Counter Claymore II	Kill 10 enemies by shooting a Claymore			5000
Counter Claymore III	Kill 20 enemies by shooting a Claymore			10000
Counter C4 I	Kill 3 enemies by shooting C4			2500
Counter C4 II	Kill 10 enemies by shooting C4			5000
Counter C4 III	Kill 20 enemies by shooting C4			10000
The Brink	Get a 3 or more kill streak while near death			4500
Fast Swap	Hurt an enemy with primary weapon, then finish them off with a pistol			4500
Star Player	Finish a game of any type with a 5:1 kill/death ratio			4500
How the?	Kill an enemy using bullet penetration to shoot explosive device through the wall			4500
Dominos	Kill an enemy by setting off a chain reaction of explosives			4500
Invincible	Recover from 5 health regenerations in a row			4500
Survivalist	Survive for 5 minutes straight without dying			4500
*Enemy of the State	Kill three opposing players while being the only player alive on your team			4500
*The Resourceful	Kill an enemy by sticking a semtex to a teammate			4500
*The Survivor	Get a knife kill when all the ammo in your primary weapon's current magazine is empty

Intimidation - Section unlocked at Level 61 Edit

Asterisk (*) = Challenge unlocked at Level 64

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Omnicide	Kill the entire enemy team within 10 seconds			5000
Wargasm	Earn all 3 of your killstreak rewards within 20 seconds			3500
The Bigger They Are	Kill the top player 3 times in a row			2500
The Harder They Fall	Kill the top player 5 times in a row			5000
Crab Meat	Kill 10 enemies with a single killstreak			7500
Ultimate Sacrifice	Nuke the enemy while your team is losing			10000
The Denier	Kill an enemy just before they earn a 10 or higher killstreak reward			5000
Carpet Bomb	Kill 5 enemies with a single airstrike			5000
*Red Carpet	Kill 6 enemies with a single Stealth Bomber			5000
*Grim Reaper	Kill 5 enemies with a single predator missile			5000
*No Secrets	Call in a UAV 3 times in a single match			2500
*Sunblock	Call in a Counter UAV 3 times in a single match			2500
*Afterburner	Call in an airstrike 2 times in a single match			2500
*Air Superiority	Call in an Attack Helicopter 2 times in a single match			2500
*MG Master	Get a 5 kill streak with a mounted machine gun			2500
*Slasher	Get a 3 melee kill streak without dying			3500

Note: Many of the "Kill X enemies with a single killstreak" challenges can be achieved by getting a multi-kill using guns or equipment then very quickly getting another multi-kill using the killstreak such that both multi-kills add up to X.

Prestige Edit

These challenges are unlocked after Prestiging once. All of the challenges related to killstreaks carry over into the next levels of prestige, whereas the "Heads Up!" and the last five challenges (Knife Veteran, Last Stand Veteran, Stealth, Stun Veteran, and Flashbang Veteran) reset after each prestige.

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
Heads Up!	Kill an enemy by dropping a crate on them			2500
Look! No hands! I	Get 50 kills with a Sentry Gun			2500
Look! No hands! II	Get 250 kills with a Sentry Gun			5000
Look! No hands! III	Get 500 kills with a Sentry Gun			10000
Look! No hands! IV	Get 1000 kills with a Sentry Gun			10000
Predator I	Get 50 kills with a Predator Missile			2500
Predator II	Get 250 kills with a Predator Missile			5000
Predator III	Get 500 kills with a Predator Missile			10000
Predator IV	Get 1000 kills with a Predator Missile			10000
Carpet Bomber I	Get 50 kills with a Precision Airstrike			2500
Carpet Bomber II	Get 250 kills with a Precision Airstrike			5000
Carpet Bomber III	Get 500 kills with a Precision Airstrike			10000
Carpet Bomber IV	Get 1000 kills with a Precision Airstrike			10000
You're Fired I	Get 50 kills with a Harrier			2500
You're Fired II	Get 250 kills with a Harrier			5000
You're Fired III	Get 500 kills with a Harrier			10000
You're Fired IV	Get 1000 kills with a Harrier			10000
Chopper Veteran I	Get 50 kills with an Attack Helicopter			2500
Chopper Veteran II	Get 250 kills with an Attack Helicopter			5000
Chopper Veteran III	Get 500 kills with an Attack Helicopter			10000
Chopper Veteran IV	Get 1000 kills with an Attack Helicopter			10000
Jolly Green Giant I	Get 50 kills with a Pave Low			2500
Jolly Green Giant II	Get 250 kills with a Pave Low			5000
Jolly Green Giant III	Get 500 kills with a Pave Low			10000
Jolly Green Giant IV	Get 1000 kills with a Pave Low			10000
The Spirit I	Get 50 kills with a Stealth Bomber			2500
The Spirit II	Get 250 kills with a Stealth Bomber			5000
The Spirit III	Get 500 kills with a Stealth Bomber			10000
The Spirit IV	Get 1000 kills with a Stealth Bomber			10000
Cobra Commander I	Get 50 kills as a Chopper Gunner			2500
Cobra Commander II	Get 250 kills as a Chopper Gunner			5000
Cobra Commander III	Get 500 kills as a Chopper Gunner			10000
Cobra Commander IV	Get 1000 kills as a Chopper Gunner			10000
Spectre I	Get 50 kills with an AC-130			2500
Spectre II	Get 250 kills with an AC-130			5000
Spectre III	Get 500 kills with an AC-130			10000
Spectre IV	Get 1000 kills with an AC-130			10000
Knife Veteran I	Kill 10 enemies with a melee attack			2500
Knife Veteran II	Kill 50 enemies with a melee attack			5000
Knife Veteran III	Kill 100 enemies with a melee attack			10000
Knife Veteran IV	Kill 250 enemies with a melee attack			10000
Last Stand Veteran I	Kill 5 enemies while in Last Stand			2500
Last Stand Veteran II	Kill 15 enemies while in Last Stand			5000
Last Stand Veteran III	Kill 50 enemies while in Last Stand			10000
Last Stand Veteran IV	Kill 100 enemies while in Last Stand			10000
Stealth I	Kill 10 enemies while using a silenced weapon			2500
Stealth II	Kill 25 enemies while using a silenced weapon			5000
Stealth III	Kill 50 enemies while using a silenced weapon			10000
Stealth IV	Kill 1000 enemies while using a silenced weapon			5000
Stun Veteran I	Kill 20 enemies still dazed by a Stun Grenade			2500
Stun Veteran II	Kill 75 enemies still dazed by a Stun Grenade			5000
Stun Veteran III	Kill 150 enemies still dazed by a Stun Grenade			10000
Stun Veteran IV	Kill 300 enemies still dazed by a Stun Grenade			5000
Flashbang Veteran I	Kill 20 enemies dazed by a Flashbang			2500
Flashbang Veteran II	Kill 75 enemies dazed by a Flashbang			5000
Flashbang Veteran III	Kill 150 enemies dazed by a Flashbang			10000
Flashbang Veteran IV	Kill 300 enemies dazed by a Flashbang			5000

Hidden/Other Edit

These challenges cannot be found in the barracks, but can be completed by playing through multiplayer. These challenges seem to unlock after certain levels, but it is unknown which levels (e.g. Radiation Sickness will not unlock until after level 10). Italics mean unconfirmed names, xp or description. Currently, all of these challenges reset when Prestiging.

Challenge	How To Complete	Title Unlock	Emblem Unlock	XP Reward
6fears7	Select killstreak rewards requiring 7, 8 and 9 kills and earn them all			1500
Click Click Boom	Kill an enemy with C4 while you are in Last or Final Stand			3000
Hard to Kill	Get 2 kills while in Last Stand or Final Stand			1000
Heroic	Capture a domination point while in Last Stand			1000
Hijacker I	Steal 10 enemy Care Packages			1000
Hijacker II	Steal 50 enemy Care Packages			3000
Hijacker III	Steal 200 enemy Care Packages			5000
Infected	Get knifed by an enemy wearing this title			1000
Living Dead	Survive in Final Stand long enough to get back up			1000
Martyrdoh!	Kill an enemy who is cooking a grenade. or stun yourself with your own stun grenade			1000
Martyr	Get a kill with a Martyrdom grenade			1000
Never Forget	Get hurt by an enemy, survive and backstab the same enemy			3500
Ninja Defuse	Defuse a bomb right after it is planted while the planter is still alive.			1000
Radiation Sickness	Get nuked by the enemy			1000
Renaissance Man	Kill 3 enemies with 3 different weapons in a single life			1000
Sidekick	Three kills with your secondary weapon in one life			1000
STD	Knife someone wearing this title			1000
The Avenger	Avenge the death of 3 teammates in one life
The Edge I	Get the game-winning killcam 5 times			1000
The Edge II	Get the game-winning killcam 10 times			5000
The Edge III	Get the game-winning killcam 20 times			10000
The Loner	Get a 10 kill streak with no killstreak rewards selected			2500
Totally Numb	Take enough damage that would normally kill you with Painkiller active			1000
...With A Vengeance	Avenge a fallen teammate			1000
Weapons of Mass Distraction	Get winning kill after nuke has been called in (before detonation)			7500