Categories are Pistols, Machine Pistols, Shotguns, Launchers, Assault Rifles, Light Machine Guns, Submachine Guns, Sniper Rifles, Melee (includes riot shield), Equipments, Special Grenades, Attachments, Physics (includes barrels), Killstreaks, and Teammates.
I'm gonna post a category. That represents a ModWar 2 Soldier sticking to that method of attack consistently. The next poster is to post another category, and how he kills the previous post. The next post does the same to that post and so on.
For an example:
Melee (attacked from behind)
Pistol (kept distance and taunted Post #2 before ending with a headshot)
Try to keep them as creatively practical as possible. And not one category can be repeated by the next post. There's no teams its a free for all.
That being said, the first category is: