Find 60 treasures

Defeat 30 enemies with the G-MAL

Complete "The Last Enemy That Shall Be Destroyed".

Complete "Mother Superior Blues" Survivor Mission.

Find and kill a chupacabra.

Complete "Cure For Most of What Ails You" and "Get Back in that Hole, Partner" Survivor Missions.

You were successfully promoted up a rank in multiplayer.

Create a posse and get the maximum number of members.

Kill 3 or more players in a standoff or showdown.

Use a hammer to kill a series of 15 zombies without taking damage.

Reach level 10.

Drive a total distance of 10 kilometers.