Played in an online multiplayer game with one of your Xbox LIVE friends
Completed all Bonus Objectives on all levels
Completed all levels on Normal or higher difficulty
Completed all levels on Hard difficulty
Completed all levels on Casual or higher difficulty
Found the Grail
Found all Templar Chronicles
Found all collectible outfits in the game
Found all collectible weapons in the game
Explored the Temple of the Nine
Finished 30 fallen enemies
Hit 4 enemies at the same time with your All-around Attack.
Survived the siege of Acre
Killed 20 enemies with a ranged attack
Killed an enemy grabbed by the other character
Stealth killed a noise distracted enemy
Advance a character to 5 Zeal Orbs
Destroyed a breakable wall
Killed all opposing squads with a siege weapon
A fleeing enemy was killed with a siege weapon by you or your partner
Killed an enemy by knocking him from a ledge
Succesfully performed 10 countermoves
Rescued Marie d'Ibelin
Finished a whole level without both characters dropping below 1 Health Orb
Finished a level in an online multiplayer game
Advanced a character to 5 Health Orbs
Discovered with a clue
Disarmed a bear trap
Defeated the Beast
Used the "Revive" action to help your teammate
Saved your partner from a dog attack
Rescued the messenger of King Philip
Smashed 5 enemy shields
Discovered all chests in a single level
Completed all Bonus Objectives in a single level
Killed 5 enemies in less than a minute without taking damage
Won a duel
Successfully tracked 20 trails to their end
Set 50 objects on fire
Performed 50 stealth kills
Healed your partner
Acquired all Charge skills for Celian
Acquired all Dagger throw skills for Marie
Hit 4 enemies at the same time with your Charge Attack
Finished all levels in the campaign in multiplayer online mode
Completed 5 levels in online multiplayer with different partners
Completed the Arena
Defeated Muzafar
Completed all Bonus Objectives in the Arena
Killed 15 opponents in the Arena using Cyclone Strike.
Completed the first round in the Arena without taking damage
Completed the second round in the Arena without taking damage
Completed the third round in the Arena without taking damage
Survived the events of Friday the 13th