Bridges (Co-op) Perfect (15) Complete Bridges Co-op Mission without respawns at default or hard difficulty.
Color Guard (15) Kill 3 enemies while you carry a flag in a CTF match on a Co-op Collection Pack 2 map. Minimum 5 players.
Depot (Co-op) Perfect (15) Complete Depot co-op mission without respawns at default or hard difficulty.
Ghost Town (Co-op) Perfect (15) Complete Ghost Town co-op mission without respawns at default or hard difficulty.
Pistoleer (20) Kill 6 or more enemies with a pistol in a single match on a Co-op Collection Pack 2 map. Minimum 5 players.
Riverbed (Co-op) Perfect (15) Complete Riverbed co-op mission without respawns at default or hard difficulty.
Stronghold (Co-op) Perfect (15) Complete Stronghold co-op mission without respawns at default or hard difficulty.
Untouchable (15) Survive 10 mins, killing at least 3 enemies in that time, on a Co-op Collection Pack 2 map. Minimum 5 players.