Defeat 20 enemies with hand-to-hand combat

Destroy all slingshot targets in 3 attempts.

Complete DNA Sequence 1.

Assimilate alien tissue at the crash site

Single Player: Kill at least 3 enemies with a single grenade

Complete In at the Deep End

Explored the Deep Roads.

Bad guys love starting riots.

Beat the game as a Hero.

Take over all territory in the Warren.

Complete 10 of the stunts on the stunt list.

Kill 50 enemies by using water.

Defeat Alden.