Complete campaign mode with any combination of single player and co-op on Easy difficulty.
Complete campaign mode with any combination of single player and co-op on Normal difficulty.
Complete campaign mode with any combination of single player and co-op on Hard difficulty.
Complete campaign mode with any combination of single player and co-op on Extreme difficulty.
Complete any campaign or co-op mission with at least 50 kills and 30% accuracy using Lang.
Complete any mission with at least 50 kills and 40% accuracy using Graves.
6 Achievements Unlocked
2 Achievements Unlocked
44 Achievements Unlocked
17 Achievements Unlocked
