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.
Completed Assassin's Creed.
A strange vision has appeared to you. What could it mean?
Desmond and Altair have been completely synchronized.
You've slain Tamir, Black Market Merchant in Damascus.
You've slain Garnier de Naplouse, Hospitalier Leader in Acre.
You've slain Talal, Slave Trader of Jerusalem.
You've slain Abul Nuqoud, Merchant King of Damascus.
You've slain Majd Addin, Regent of Jerusalem.
You've slain William of Montferrat, Liege-Lord of Acre.
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...
You've discovered every Reach High Point.
The people of Acre will be forever grateful for what you've done.
The people of Jerusalem will be forever grateful for what you've done.
The people of Damascus will be forever grateful for what you've done.
You've fully honored the tenets of the Creed. You are a Master Assassin.
You remain undefeated for over 100 battles.
Survival at its best, for over 10 minutes, nothing was able to hinder your flight.
Over 100 city guards have fallen to your hunt.
Like a Blade in the Crowd, your target never knew his death laid wait within his very shadow.
You were bold enough to challenge 25 soldiers in a single fight... and win.
Over 100 people have witnessed your deadly performance with a blade.
Over 50 people have felt the deadly sting of your blade.
You've soared with the eagles and landed safely over 50 times.
Scholars know you well and have helped you over 20 times.
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.
Kill every Templar.
Find All of Richard's Flags in the Kingdom.
Find All Flags in Masyaf.
Find All Flags in Jerusalem.
Find All Flags in Damascus.
See 85% of all the memory glitches.
Go through every dialog with Lucy.
Perform 50 Combo Kills in Fights.
Pickpocket 200 throwing knives.
Kill 75 guards by throwing knives.
Grab and Throw 25 Harassers.
Jump through 20 merchant stands.
Find All Teutonic Flags in Acre.
Find all Templar Flags in Acre.
Find All Hospitalier Flags in Acre.