Full list of all 60 Assassin's Creed: Brotherhood achievements worth 1,250 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 10 achievements worth 250 Gamerscore.
Solve all of Subject 16’s puzzles.
Perform an Execution Streak of 10 kills.
Earn 3 gold medals in the Animus Virtual Training Program.
Kill a guard with a broom.
Win the highest bet at the Fights.
Remove All Borgia Flags in Rome.
Collect All Feathers.
Kill your target while hidden in a hay bale (Multiplayer Only).
Jump with the parachute off the top of Castel Sant'Angelo.
Throw money in a well.
Perform a double or triple escape (Multiplayer Only).
Kill your target and escape your pursuer in less than 10 seconds (Multiplayer Only).
During Open Conflict, kill your target and escape (Multiplayer Only).
Complete an entire Session with at least one kill (Multiplayer Only).
Secure the Apple of Eden.
Complete DNA Sequence 9.
Complete DNA Sequence 8.
Discover the Shrine in Palazzo Laterano.
Discover the Shrine in Il Colosseo.
Discover the Shrine in the Basilica di San Pietro.
Destroy the Bomber.
Discover the Shrine in the Cloaca Maxima.
Burn All Borgia Towers.
Complete DNA Sequence 7.
Complete DNA Sequence 6.
Find 1 Artifact in 2012.
Complete 10 Guild Challenges.
Complete DNA Sequence 5.
Train a recruit up to the Rank of Assassin.
Destroy the Tank.
Destroy the Naval Cannon.
Complete DNA Sequence 4.
Access your email in 2012.
Destroy the Machine Gun.
Discover the Shrine in the Catacombe di Roma.
Recruit 3 Assassins.
Complete DNA Sequence 3.
Achieve 100% Synchronization in any Sequence other than Sequence 1.
Renovate 5 buildings in the Antico district.
Complete DNA Sequence 2.
Discover the Shrine in the Terme di Traiano.
Replay a Memory.
Find a secure place to hide and re-enter the Animus.
Complete DNA Sequence 1.
Attempt to access DNA Sequence 9 for the first time.
Take the lead 10 seconds before the end of a session and go on to win (Multiplayer Only).
Reach Level 50 (Multiplayer Only).
Get all the Co-op bonuses in 1 session (Multiplayer Only).
Score 750 points or more on a single kill (Multiplayer Only).
Get every single bonus at least once (Multiplayer Only).
Receive 100% synch in ACB and full synch in all missions of the Da Vinci Disappearance.
Throw a Long Weapon, Heavy Weapon, and Smoke bomb more than 10 m at a guard.
Complete the Da Vinci Disappearance.
Double Assassinate from a parachute.
Kill 10 guards with a single arrow storm.
Kill a guard with the bag that drops from a lift.
Win 10000 florins playing Hazard.
Pay 500 florins to an orator, then pickpocket him afterward.
Steal 5 horses from their riders, while remaining on horseback.
Beat up the 5 thirsty harlequins.