Complete story mission 4.

Kill 750 enemies.

Kill 30 enemies by using the grappling hook and making them fall to their death.

Upgrade any weapon to the next level

Acquire the Bow of Apollo

Collect 100 resource items.

Complete 3 stronghold takeovers.

Destroy 30 objects in 60 seconds.

Cause chaos for the first time.

Complete all Story Mode Levels in Skull 1 Hub.

Reach 80% of your stronghold's total value.

Kill 10 enemies while remaining in conflict without being hit.

Bad guys never share their food.