Combine a treasure into its complete form.

Defeat the mutated Dimitrescu.

Complete Rotten Coast on any difficulty.

Complete Zombie Zoo on any difficulty.

Solve a Labyrinth.

Equip a gun with a customizable part.

Escape the mine.

Destroy a Goat of Warding.

Defeat at least three enemies with one attack in the story.

Kill a friend who has resurrected as a zombie.

Used the Hack Tool to hack an object at a distance.

Reach Rank 5.

Kill 3 enemies with one blast from a Preacher.