Mr. Black OP
Mr. Black OP BO
Description Enter the Soviet relay station undetected.
Gamer Score 50Gamerscore
Trophy Type Silver Silver Trophy PS3 icon

Mr. Black OP is a campaign achievement/trophy in Call of Duty: Black Ops acquired in the level "WMD". The player must kill all the enemies silently. The crossbow with the normal bolts is the best choice of weapon in this mission, due to its range and the fact that it usually kills in one hit.