Find the Strange Relic

Kill 30 enemies with the M79

Kill 20 enemies melee-attacking from behind

Kill 50 enemies with the PM - 9mm

Kill 10 enemies by aiming while hanging from a ledge

Kill 10 enemies with headshots

Find five treasures

Defeat 10 enemies in a row with a single punch, after softening them up with gunfire.

Complete the bounty set.

Complete the treasure set.

Defeat 200 enemies with the GAU - 19.

Defeat 30 enemies with the RPG - 7.