Kill 20 Enemies with the Pistole

Kill 75 Enemies in a Row Without Dying

Kill 20 Enemies with a Single Punch After Weakening Them with Gunfire

Finish the Game on Easy Without Changing the Difficulty

Find all Treasures and the Strange Relic

Kill 50 Enemies by Melee-Attacking from Behind

Kill 30 Enemies with the Desert-5

Find 60 Treasures

Kill 50 Enemies with the FAL

Find 40 Treasures

Defeat 50 Enemies with Hand-to-Hand Combat

Kill 20 Enemies with Headshots

Do 9999 damage or more in a single attack