Here is the full list of all 149 Assassin's Creed The Ezio Collection achievements worth 3,000 gamerscore.
Complete the Animus testing sequence without failing (The Lost Archive).
Break the loop, escape the cycle (The Lost Archive).
Make it across the river Styx without failing (The Lost Archive).
Experience the loop (The Lost Archive).
Find all of the decipher fragments (The Lost Archive).
Finish memory five (The Lost Archive).
Enter the Animus simulation (The Lost Archive).
Reach the Animus memo (The Lost Archive).
Take the induction leap of faith (The Lost Archive).
Land on a block after falling more than 25 meters (The Lost Archive).
Craft 30 bombs.
Kill 5 guards with a scaffold after they have been stunned by caltrops.
Have a guard incapacitate 3 civilians while he's poisoned.
Kill three guards simultaneously with only throwing knives.
Have 10 guards poisoned at the same time.
Kill 5 guards in 5 seconds using only your hidden blades.
Collect all available books.
Loot 50 dead guards with thief looting.
Complete all Bomb Missions.
Achieve 100% Synchronization in all Sequences.
Complete all Faction Creed Challenges from a single faction.
Collect all Animus data fragments.
Have seven trainees reach the rank of Master Assassin.
Complete the Hagia Sofia challenge level.
Collect all of Ishak Pasha's memoir pages.
Find and beat up Duccio.
Get your money back from a Templar tax collector.
Control all cities (except Rhodes) simultaneously in the Mediterranean Defense game.
Complete DNA Sequence 9.
Complete DNA Sequence 8.
Complete DNA Sequence 7.
Complete DNA Sequence 6.
Parachute directly from the top of the Galata Tower to the Golden Horn.
Complete Desmond Sequence 5.
Complete Desmond Sequence 4.
Complete Desmond Sequence 3.
Complete Desmond Sequence 2.
Complete DNA Sequence 5.
Kill 5 guards while under the cover of a smoke screen bomb.
Complete DNA Sequence 4.
Climb Hagia Sofia, from the ground to the pinnacle, in under 25 seconds.
Have one trainee reach the rank of Master Assassin.
Complete DNA Sequence 3.
Assassinate 50 guards with the hidden blade.
Parachute onto a zipline.
Complete DNA Sequence 2.
Perform a perfect Den Defense without using the cannon.
Complete Desmond Sequence 1.
Complete DNA Sequence 1.
Solve all of Subject 16's Puzzles.
Remove All Borgia Flags in Rome.
Steal 5 horses from their riders, while remaining on horseback.
Throw a Long Weapon, Heavy Weapon, and Smoke bomb more than 10 m at a guard.
Receive 100% synch in ACB and full synch in all missions of The Da Vinci Disappearance.
Collect All Feathers.
Double Assassinate from a parachute.
Complete 10 Guild Challenges.
Kill a guard with a broom.
Win 10,000 florins playing Hazard.
Win the highest bet at the Fights.
Replay a Memory.
Complete The Da Vinci Disappearance.
Kill a guard with the bag that drops from a lift.
Beat up the 5 thirsty harlequins.
Earn 3 gold medals in the Animus Virtual Training Program.
Secure the Apple of Eden.
Jump with the parachute off the top of Castel Sant'Angelo.
Kill 10 guards with a single arrow storm.
Discover the Shrine in the Basilica di San Pietro.
Discover the Shrine in the Cloaca Maxima.
Destroy the Tank.
Train a recruit up to the Rank of Assassin.
Destroy the Bomber.
Discover the Shrine in Palazzo Laterano.
Burn All Borgia Towers.
Destroy the Naval Cannon.
Renovate 5 buildings in the Antico district.
Recruit 3 Assassins.
Destroy the Machine Gun.
Discover the Shrine in Il Colosseo.
Pay 500 florins to an orator, then pickpocket him afterward.
Discover the Shrine in the Catacombe di Roma.
Achieve 100% Synchronization in any Sequence other than Sequence 1.
Discover the Shrine in the Terme di Traiano.
Throw money in a well.
Wear the Auditore cape in each city.
Unlock all 20 pieces of Subject 16's video.
Collect all the Feathers.
Find 1 Artifact in 2012.
Access your email in 2012.
Perform an Execution Streak of 10 kills.
Find a secure place to hide and re-enter the Animus.
Attempt to access DNA Sequence 9 for the first time.
Stun 4 guards at once by throwing sand in their face.
Escape the hideout.
Complete DNA Sequence 14.
Perform an Air Assassination on a Poisoned NPC.
Buy a Painting from Florence and Venice.
Tint your clothes with those colors: Wetland Ebony and Wetland Ivory.
Defend a woman's honor.
Complete your first assassination mission for Lorenzo Il Magnifico.
Complete DNA Sequence 11.
Spend 5000 florins on Courtesans.
Win a race against thieves.
Complete DNA Sequence 10.
Get all Hidden Blades, Item Pouches and Armor upgrades for Ezio.
Hide 5 dead bodies in a Bale of Hay.
Toss more than 300 florins on the ground.
Reach 80% of your stronghold's total value.
Discover the Assassin's Tomb inside Santa Maria della Visitazione.
Kill 10 enemies while remaining in conflict without being hit.
Kick a guard while using the Flying Machine.
Sweep 5 guards at once by using a Long Weapon.
Discover the Assassin's Tomb inside the Basilica di San Marco.
Complete training and reenter the Animus.
Discover the Assassin's Tomb inside the Rocca di Ravaldino fortress.
Discover the Assassin's Tomb inside the Torre Grossa.
Pickpocket 1000 Florins.
Discover the Assassin's Tomb inside Santa Maria del Fiore (The Duomo).
Intercept a Borgia Courrier.
Discover the Assassin's Tomb inside the catacombs under Santa Maria Novella.
Upgrade a building in the Stronghold.
Synchronize 10 View Points.
Find the 8 statuettes in Monteriggioni.
Unlock a piece of Subject 16's video.
Use your Eagle Vision to scan a Glyph in the environment.
Perform a Leap of Faith from the Top of Florence's Giotto's Campanile.
Sprint for 100 meters.
Enter the Animus 2.0.
Break out of Abstergo.
Be reborn as Ezio Auditore da Firenze.