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