Find 60 treasures

Defeat ten enemies in a row with hand-to-hand combat

Defeat 20 enemies with a single punch, after softening them up with gunfire

Complete "Lost in Nightmares" on any difficulty setting.

Defeat 50 enemies with the Micro - 9mm

Defeat 30 enemies with the Moss - 12

Defeat 250 enemies with headshots

Finish the game in Easy Mode

Finish the game in Hard Mode

Defeat 30 enemies with the RPG - 7

Defeat 70 enemies with the M4

Defeat 30 enemies with the Desert - 5

Defeat 50 enemies with stealth attacks