Complete every Mission on Hardcore Difficulty (P1 only)
Continue playing to unlock this secret achievement.
Complete mission with higher than 50% Dual Targeting kills (P1 only)
Perform 10 barrel rolls in unison in any level in co-op (P1 only)
Defeat every wave in all Satellite Strike mini-games (P1 only)
Complete a Jungle or Tundra mission without going Man Down (P1 only)
Finish a level using only melee attacks on ground troops (P1 only)
Complete a mission using only Combat class characters (P1 only)
Achieve the worst rank on a level without going Man Down (P1 only)
Purchase all G.I. JOE contacts (P1 only)
Collect all G.I. JOE Contacts (P1 only)
Complete any mission using female characters only (P1 only)
Complete a mission using only Commando class characters (P1 only)
Destroy the M.A.S.S. Device (P1 only)
Complete a mission using only Heavy class characters (P1 only)
Complete all Jungle missions (P1 only)
Defeat Destro (P1 only)
Operate the turret in every vehicle in the game (P1 only)
Drive every G.I. JOE vehicle in the game (P1 only)
Defeat Storm Shadow in all three secret arenas (P1 only)
Collect 50% of all File Cards (P1 only)
Complete all Desert missions (P1 only)
Defeat Firefly (P1 only)
Gain access to a Commando Class Ability door (P1 only)
Complete all Arctic missions (P1 only)
Launch 50 enemies into the air and kill them (P1 only)
Complete any mission in 2 player co-op (P1 only)
Gain access to a Heavy Class Ability door (P1 only)
Defeat Baroness (P1 only)
Defeat every wave in one Satellite Strike mini-game (P1 only)
Purchase two G.I. JOE contacts (P1 only)
Activate the Accelerator Suit three times in any mission (P1 only)
Gain access to a Combat Soldier Class Ability door (P1 only)
Gain the highest Mission Ranking (P1 only)
Replay a mission and earn a higher score (P1 only)
Pick up all three types of Point Multipliers in one mission (P1 only)
Collect and spend all 130 possible Battle Points (P1 only)
Collect all File Cards (P1 only)
Collect all Intel Cards (P1 only)