Complete all challenges.

Kill 40 enemies with the shotgun.

Find all Treasures and the Strange Relic

Find 100 Treasures

Find 80 Treasures

Kill 30 Enemies with the PAK-80

Throw Back a Grenade and Defeat 2 Enemies at Once

Unlock Rebel Drops for at least one land vehicle, one air vehicle, and one sea vehicle.

Liberate 13 settlements.

Get 100,000 Chaos.

Construct one type of each tool (one pickaxe, one spade, one axe and one hoe).

Defeat 50 Enemies in a Row Without Auto-Reloading

Kill 10 Enemies with Grenades While Hanging