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