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