Finish the game in Normal Mode

Defeat ten enemies using hand-to-hand combat on the back of the convoy trucks

Defeat ten enemies with propane or acetylene tank explosions

Defeat 30 enemies with the KAL 7

Defeat 20 enemies with gunfire by aiming while hanging

Defeat 50 enemies with stealth attacks

Perform and land a Tag Combo

Complete one Cooperative Multiplayer game

Complete one Competitive Multiplayer game

Defeat 30 enemies with the Tau Sniper

Defeat 30 enemies with the Mk-NDI

Defeat 20 enemies by blind-firing while in cover (without aiming with L1/R1)