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