Rack up a body count of 20 NVA using air support in Hue City.

Break the siege in the battle of Khe Sanh.

Receive orders from Lancer.

Destroy all enemies on vehicles during the prison break.

Take down Castro with a headshot.

Score 100% notes hit as a Drummer

Purchase the 6th vehicle on the World Tour

Get 1,000,000 fans

Achieve 100% Synchronization in any Sequence other than Sequence 1.

Earn 3 gold medals in the Animus Virtual Training Program.

Collect All Feathers.

Kill a guard with a broom.

Score 750 points or more on a single kill (Multiplayer Only).