Overachiever
Earn all co-op medals at least once
50 
117
Earn all Gold stars in all operation missions
30 
Flooded
Complete all co-op missions
30 
Dynamic Duo
Earn all Gold stars in all co-op missions
30 
Extermination
Kill 10,000 enemies in co-op
30 
Distinguished Service
Earn all medals in the campaign at least once
15 
Vidmaster Challenge
Complete Operation E, Mission 1 with the Hollow and Black Eye Skulls active
15 
Extra Credit
Complete all campaign mission specific Assault Ops
15 
Vidmaster Challenge 2.0
Complete Operation F, Mission 4 with the Blind and Thunderstorm Skulls active
15 
Overrun
Complete Operation A
10 
Foot Soldier
Finish the objective without using any vehicles/turrets in Operation E, Mission 4
10 
Pension Plan
Earn 25,000 XP throughout your career
10 
Powered by MJOLNIR
Use every ability in the campaign at least once
10 
Skull Combo
Complete any campaign mission with the maximum number of Skulls active
10 
Switched On
Complete Operation B
10 
Archeology
Complete Operation F
10 
Silvertip
Destroy all Mega Turrets with the Grizzly tank in Operation F, Mission 2
10 
Switched Off
Complete Operation C
10 
The Company of Strangers
Complete a co-op mission with at least 5 different players
10 
Evacuated
Complete Operation D
10 
Terminated
Complete Operation E
10 
Nowhere to Hide
Finish the mission without any Jackal regenerating its shield in Operation B, Mission 3
10 
Never Knew What Hit Them
Kill a convoy target with every stationary gun in Operation C, Mission 3
10 
Brute Force
Finish the objectives using only the Brute Shot, melee and grenades in Operation D, Mission 1
10 
Recruit
Earn a star of any type in an operation mission
5 
Prodigy
Earn your first Gold star in an operation mission
5 
Weapon of Choice
Score a kill with every handheld weapon in the campaign
5 
Escort Service
Keep all Wolverines intact in Operation A, Mission 3
5