Choose Kuo in Storm the Fort.

Earn full positive Karma.

Collect 50% of the available Dead Drops.

Complete Leading the Charge.

Send a Helicopter's rockets back at it using any Blast ability.

Defeat 300 enemies.

Climb a chain link fence and rejoice.

You unlocked all the islands.

You completed the mission "Uncle Vlad".

You unlocked the special ability of Roman's taxi.

Defeat 100 enemies with headshots

Defeat 20 enemies with the Pistole