Defeat 50 enemies with stealth attacks

Defeat 50 enemies with hand-to-hand combat

Find one treasure

Finish the game in Easy Mode

Kill 30 enemies with the Dragon Sniper

Kill 30 enemies with the MP40

Find 15 treasures

Kill 50 enemies with the SAS - 12

Kill 20 enemies by shooting from the hip (without aiming with the L1 button)

Kill 20 enemies with Mk-NDI grenades

Travel 25 kilometers while riding the rails.

Bio Leech 100 enemies.