Followed Beta's distress signal and brought her back to base.

Confront the Khan.

Killed at least one of every type of Reconnaissance machine.

Complete the campaign in co-op

Kill the Butcher.

Issue a Death Threat, and then successfully kill the target.

Complete game on ÜBER

Complete 10 Crimes of Opportunity.

Get 100 sniped headshots

Kill 25 gang members with melee weapons / fists.

Get hit by a vehicle on every map that features them.

Achieve a six-star wanted level.

Survived Thebes and befriended the Quen.