Full list of all 44 Assassin's Creed achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Desmond and Altair have been completely synchronized.
You've slain William of Montferrat, Liege-Lord of Acre.
Over 50 people have felt the deadly sting of your blade.
You've slain Abul Nuqoud, Merchant King of Damascus.
You remain undefeated for over 100 battles.
You managed to scare away 25 beggars. I hope you're proud of yourself.
You've slain Talal, Slave Trader of Jerusalem.
You've soared with the eagles and landed safely over 50 times.
You've slain Garnier de Naplouse, Hospitalier Leader in Acre.
Over 100 people have witnessed your deadly performance with a blade.
Scholars know you well and have helped you over 20 times.
The Merchants of the land now know you VERY well.
You've collected every Masyaf Flag.
You've slain Tamir, Black Market Merchant in Damascus.
Like a Blade in the Crowd, your target never knew his death laid wait within his very shadow.
Survival at its best, for over 10 minutes, nothing was able to hinder your flight.
You've successfully completed the Animus tutorial.
You've protected Masyaf from the Templar invasion.
You have found the traitor and have brought him before Al Mualim.
Complete Assassin's Creed.
A strange vision has appeared to you. What could it mean?
Kill every Templar.
Find All of Richard's Flags in the Kingdom.
Find All Flags in Jerusalem.
Find All Flags in Damascus.
You've slain Majd Addin, Regent of Jerusalem.
You've slain Sibrand, the Teutonic Leader of Acre.
You've slain Jubair, the Scribe of Damascus.
You've slain Robert de Sable, but there is one more...
Complete all Reach High Points.
See 85% of all the memory glitches.
Complete every free mission in Acre.
Complete every free mission in Jerusalem.
Complete every free mission in Damascus.
Go through every dialog with Lucy.
Assassinate all your targets with a full DNA bar.
Assassinate 100 guards.
Defeat 25 guards in a single fight.
Perform 50 Combo Kills in Fights.
Pickpocket 200 throwing knives.
Kill 75 guards by throwing knives.
Find All Teutonic Flags in Acre.
Find all Templar Flags in Acre.
Find All Hospitalier Flags in Acre.