Defeat 20 Enemies with Hand-to-Hand Combat

Find 1 Treasure

Kill 50 Enemies with the Moss - 12

Kill 75 Enemies in a Row Without Dying

Kill 20 Enemies with the Desert - 5

Defeat 5 Descendants With a Sniper Rifle

Activate a Tweak

Finish the Game on Normal Without Changing the Difficulty

Find 60 Treasures

Kill 30 Enemies with the MP40

Kill 5 Enemies in a Row with Headshots

Kill 50 Enemies with the 92FS - 9mm

Find 40 Treasures