Find all Treasures and the Strange Relic

Kill 20 Enemies by Shooting from the Hip (without aiming)

Kill 50 Enemies with the 92FS - 9mm

Find 50 Treasures

Kill 30 Enemies with Mk-NDI Grenades

Kill 20 Enemies with the Desert - 5

Kill 30 Enemies with the M79

Kill 20 Enemies with the Wes - 44

Find 20 Treasures

Kill 100 Enemies with Headshots

Find 10 Treasures

Find 1 Treasure

Defeat 5 enemies using a single Medusa power-up.