Complete all Under the Bridge and Knife Flight challenges.

In Campaign, unlock all attachments for any weapon.

Achieve a silver medal on all the hotlap events

Kill an enemy while blinded by a flashbang in the single player campaign.

On Bomb: Forest, stop the cops from disconnecting the water hose whilst using the river water pump.

In Campaign, kill 5 stunned enemies in under 3 seconds.

Achieve a silver medal on all the race events

Kill 2 enemies by blowing up a car in the single player campaign.

Finish 8 Faction Missions in a single day.

Kill FeeFee the crab.

Kill 50 Enemies with the 92FS - 9mm

Perform 10 combo buddy takedowns