During Mission 9: "Made in Japan" as Storm Shadow, defeat most of the ninjas using melee attacks.
Complete all missions of story mode on "Government Issue" difficulty.
Complete all missions of story mode on "Man of Action" difficulty.
Complete all missions of story mode on "Real American Hero" difficulty.
Perform all character ultimates.
During Mission 17: "Freedom Squad", defeat the last boss avoiding its special attack.
Win a multiplayer match with every character from Cobra and G.I. Joe.
Win a multiplayer match in all game modes.
Perform an quick reload with all primary weapons.
Complete all secondary objectives on story mode.
During Mission 13: "Unplugged" defeat both Lady Jaye and Scarlett while playing as Baroness.
During Mission 10: "Fury & Silence", don't lose your grasp on the mold.
Get half of the game collectables.
Complete Mission 16: "Enemy of my Enemy" in under 15 minutes.
Complete all missions of story mode on "Action Figures" dificulty.
Complete Mission 17: "Freedom Squad" without losing control of your character.
During Mission 16: "Enemy of my Enemy" on single player, win the B.A.T. destruction contest.
Complete Mission 14: "Undo What They Did to USS" having defeated most enemies.
Complete Mission 13: "Unplugged" as Destro without taking down neither Scarlett nor Lady Jaye.
During Mission 12: "First Light" defeat 25 B.A.T.'s using turrets.
During Mission 11: "Nothing Personal", defeat Cobra Commander in less than 2 minutes.
On Mission 10: "Fury & Silence", deal the final blow to Storm Shadow using Snake Eyes' katana.
Complete Mission 8: "It's a Trap!" destroying no more than 3 B.A.T.S. pods.
Complete Mission 8: "It's a Trap!" with 2 minutes or more left.
Complete Mission 8: "It's a Trap!" without losing everything.
During Mission 6: "Come With Me If You Want To Live", knockdown Destro at least 4 times.
Complete Mission 5: "Scarcity of Freedom" using the self-destruct sequence only once.
Complete Mission 4: "Cold Case", without receiving health damage from Zartan.
Deal damage to 5 enemies with a single grenade.
Complete Mission 2: "Light's Out" without activating any turrets.
Complete Mission 1: "Capture the FLAGG" in under 10 minutes.
Complete the tutorial.
During Mission 9: "Made In Japan" as Firefly, defeat most of the enemies using only the Boomslang.
Get all the collectables.