Find 25% of all documents.

Attempt "The Rescue" and survive.

Fight in all of the stages.

Participate in any mode online.

Beat Arcade mode without using any continues.

Use X-Factor in a match. (Arcade/online only)

Complete each of the epilogue missions unlocked after the credits roll.

Complete Sequence 12.

Complete Present - Abstergo.

Kill 15 guards with a single cannon shot.

Block a firing line 5 times by using a human shield.

Upgrade the Aquila.