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 20 enemies by shooting from the hip (without aiming with L1/R1)

Defeat 30 enemies with the Arm Micro

Finish the game in Hard Mode

Finish the game in Easy Mode

Find all 100 treasures

Defeat 50 enemies with stealth attacks

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

Play in the swimming pool on the Cruise Ship

Find 60 treasures

Defeat 30 enemies with the G-MAL

Make five enemies drop their grenade by shooting them