Achievement Description Value 117 Earn all Gold stars in all operation missions 60 Archeology Complete Operation F 20 Brute Force Finish the objectives using only the Brute Shot, melee and grenades in Operation D, Mission 1 20 Distinguished Service Earn all medals in the game at least once 30 Dynamic Duo Earn all Gold stars in all co-op missions 60 Escort Service Keep all Wolverines intact in Operation A, Mission 3 10 Evacuated Complete Operation D 20 Extermination Kill 10,000 enemies in co-op 60 Extra Credit Complete 75 challenges 30 Flooded Complete all co-op missions 60 Foot Soldier Finish the objective without using any vehicles/turrets in Operation E, Mission 4 20 Immune Finish a co-op mission without becoming infected 100 Never Knew What Hit Them Kill a convoy target with every stationary gun in Operation C, Mission 3 20 Nowhere to Hide Prevent all Jackals from regenerating their shield in Operation B, Mission 3 20 Overachiever Earn all co-op medals at least once 100 Overrun Complete Operation A 20 Pension Plan Earn 25000 Spartan Points throughout your career 20 Powered by MJOLNIR Use every ability at least once (excluding Overshield and Seeker Drone) 20 Prodigy Earn your first Gold star in an operation mission 10 Recruit Earn a star of any type in an operation mission 10 Silvertip Destroy all Mega Turrets with the Grizzly tank in Operation F, Mission 2 20 Skull Combo Complete any mission with the maximum number of Skulls active 20 Switched Off Complete Operation C 20 Switched On Complete Operation B 20 Terminated Complete Operation E 20 The Company of Strangers Complete a co-op mission with at least 5 different players 20 The Enemy of my Friend Get a higher individual score than your partner on all co-op missions 100 Vidmaster Challenge Complete Operation 5, Mission 1 with the Hollow and Black Eye Skulls active 30 Vidmaster Challenge 2.0 Complete Operation F, Mission 4 with the Blind and Thunderstorm Skulls active 30 Weapon of Choice Score a kill with every handheld weapon (excluding Rocket Launcher and Spartan Laser) 10
Contributed By: Guard Master.
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