Full list of all 50 Assassin's Creed II achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Unlock all 20 pieces of Subject 16's video.
Stun 4 guards at once by throwing sand in their face.
Perform an Air Assassination on a Poisoned NPC.
Pickpocket 1000 Florins.
Sweep 5 guards at once by using a Long Weapon.
Wear the Auditore cape in each city.
Collect all the Feathers.
Spend 5000 florins on Courtesans.
Buy a Painting from Florence and Venice.
Tint your clothes with those colors: Wetland Ebony and Wetland Ivory.
Get all Hidden Blades, Item Pouches and Armor upgrades for Ezio.
Win a race against thieves!
Complete your first assassination mission for Lorenzo Il Magnifico.
Escape the hideout.
Complete DNA Sequence 14.
Complete DNA Sequence 11.
Reach 80% of your stronghold's total value.
Complete DNA Sequence 10.
Intercept a Borgia Courrier.
Hide 5 dead bodies in a Bale of Hay.
Complete DNA Sequence 9.
Discover the Assassin's Tomb inside Santa Maria della Visitazione.
Discover the Assassin's Tomb inside the Basilica di San Marco.
Complete DNA Sequence 8.
Kick a Guard while using the Flying Machine.
Complete DNA Sequence 7.
Complete training and reenter the Animus.
Complete DNA Sequence 6.
Discover the Assassin's Tomb inside the Rocca di Ravaldino fortress.
Toss more than 300 florins on the ground.
Complete DNA Sequence 5.
Discover the Assassin's Tomb inside the Torre Grossa.
Upgrade a building in the Stronghold.
Discover the Assassin's Tomb inside Santa Maria del Fiore (The Duomo).
Complete DNA Sequence 4.
Kill 10 enemies while remaining in conflict without being hit.
Discover the Assassin's Tomb inside the catacombs under Santa Maria Novella.
Synchronize 10 View Points.
Defend a woman's honor.
Complete DNA Sequence 3.
Unlock a piece of Subject 16's video.
Find the 8 statuettes in Monteriggioni.
Complete DNA Sequence 2.
Use your Eagle Vision to scan a Glyph in the environment.
Sprint for 100 meters.
Complete DNA Sequence 1.
Perform a Leap of Faith from the Top of Florence's Giotto's Campanile.
Enter the Animus 2.0.
Break out of Abstergo.
Be reborn as Ezio Auditore Da Firenze.