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