ACHIEVEMENT - HOW TO UNLOCK Armored Attack (6 points) - Get in the tank with two other players. One Man Army (7 points) - Kill 200 enemies. Veteran (7 points) - Beat the game on Black Ops difficulty. Mercenary (15 points) - Beat the game on Suicide Mission difficulty. Humanitarian (10 points) - Rescue all of the POWs. Sleuth (20 points) - Find all Secret Areas. Brasso (10 points) - Achieve the 12X score multiplier. Hero (10 points) - Achieve the 24X score multiplier. Freedom (25 points) - Free 25 POWs. Madman (30 points) - Attain a 24X score multiplier on every level. Combined Assault (40 points) - Beat the game with at least one other player. Reckless Driver (20 points) - Kill 40 enemies while in a vehicle.