Die enough times to get offered Easy mode

Finish the game in Hard Mode

Finish the game in Easy Mode

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

Defeat 30 enemies with the M9

Defeat 30 enemies with the T-Bolt Sniper

Defeat 30 enemies with the SAS - 12

Play in the swimming pool on the Cruise Ship

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

Defeat 30 enemies with the Mk-NDI

Defeat 100 enemies with headshots

Find 40 treasures

Defeat 30 enemies with the G-MAL