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