117
20Earn all Gold stars
Unlocked: 01 Dec 2014 13:06:28
Extra Credit
10Complete 75 mission specific challenges
Unlocked: 27 Nov 2014 13:06:19
Tour of Duty
10Earn all Gold stars in Operation F
Unlocked: 25 Nov 2014 13:18:32
Use every armor ability at least once (excluding Overshield and Seeker Drone)
Unlocked: 25 Nov 2014 13:05:18
Complete Operation F, Mission 4 with the Blind and Thunderstorm Skulls active
Unlocked: 20 Nov 2014 22:58:58
Silvertip
10Destroy all Mega Turrets with the Grizzly tank in Operation F, Mission 2
Unlocked: 19 Nov 2014 13:55:06
Complete all Operation F mission challenges
Unlocked: 18 Nov 2014 21:41:30
Complete Operation F
Unlocked: 18 Nov 2014 17:00:00
Pension Plan
10Earn 25000 XP throughout your career
Unlocked: 17 Nov 2014 13:00:04
Terminated
10Complete Operation E
Unlocked: 14 Nov 2014 21:42:11
Evacuated
10Complete Operation D
Unlocked: 14 Nov 2014 14:15:05
Foot Soldier
10Finish the objective without using any vehicles/turrets in Operation E, Mission 4
Unlocked: 13 Nov 2014 21:48:33
Complete Operation E, Mission 1 with the Hollow and Black Eye Skulls active
Unlocked: 12 Nov 2014 15:44:44
Switched Off
10Complete Operation C
Unlocked: 31 Oct 2014 12:03:31
Kill a convoy target with every stationary gun in Operation C, Mission 3
Unlocked: 30 Oct 2014 20:37:38
Prevent all Jackals from regenerating their shields in Operation B, Mission 3
Unlocked: 28 Oct 2014 19:25:17
Brute Force
10Finish the objectives using only the Brute Shot, melee and grenades in Operation D, Mission 1
Unlocked: 27 Oct 2014 20:42:47
Score a kill with every handheld weapon (excluding Rocket Launcher and Spartan Laser)
Unlocked: 27 Oct 2014 20:41:01
Switched On
10Complete Operation B
Unlocked: 20 Oct 2014 20:46:20
Overrun
10Complete Operation A
Unlocked: 17 Oct 2014 12:20:15
Skull Combo
10Complete any mission with the maximum number of Skulls active
Unlocked: 16 Oct 2014 16:51:48
Keep all Wolverines intact in Operation A, Mission 3
Unlocked: 15 Oct 2014 12:20:19
Earn all medals in the game at least once
Unlocked: 19 Sep 2014 17:09:53
Recruit
5Earn a star of any type
Unlocked: 19 Sep 2014 12:13:58
Prodigy
5Earn your first Gold star
Unlocked: 19 Sep 2014 12:13:58