Completed That Lucky Old Sun.

Repaired 30 items.

Complete Mission 2 (Any Difficulty Level)

Kill 1 000 Zombies

Fully Upgrade A Single Stat Of Any Weapon In Campaign Mode

Complete A Mission In Co-Op Mode (Any Difficulty Level)

Collect An Armor Piece

Destroy 5 High Importance targets.

Complete 25 Guerrilla Actions.

Complete a puzzle level with moves remaining

Kill 100 EDF with the sledgehammer during the Campaign.

Blow up 100 small hydrogen tanks.