Here is the full list of Achievements for Assassin’s Creed: Brotherhood for the Xbox 360.
.. .- — .- .-.. .. …- . (20 points) – Solve all of Subject 16’s Puzzles
A Knife to the Heart (50 points) – Secure the Apple of Eden
Abstergo Employee of the Month (20 points) – Get every bonus at least once (Multiplayer Only)
Ahead of the Curve (20 points) – Perform a double or a triple escape (Multiplayer Only)
Amen (20 points) – Discover the Shrine in the Basilica di San Pietro
Bang! (20 points) – Destroy the Machine Gun
Battle Wounds (20 points) – Complete DNA Sequence 1
Bloody Sunday (20 points) – Complete DNA Sequence 7
Boom! (20 points) – Destroy the Bomber
Brotherhood (20 points) – Recruit 3 Assassins
Capture the Flag (30 points) – Remove all Borgia Flags in Rome
Deja Vu (20 points) – Replay a Memory
Download Complete (40 points) – Reach Level 50 (Multiplayer Only)
Dust to Dust (20 points) – Find one Artifact in the Present
Fast Learner (25 points) – Kill your target and escape your pursuer in less than 10 seconds (Multiplayer Only)
Fixer-Upper (20 points) – Complete DNA Sequence 3
Fly Like an Eagle (10 points) – Jump with the parachute off the top of Castel Sant’ Angelo
Forget Paris (20 points) – Complete DNA Sequence 6
Fundraiser (20 points) – Complete DNA Sequence 5
Gladiator (20 points) – Discover the Shrine in Il Colosseo
Golden Boy (20 points) – Discover the Shrine in the Terme di Traiano
Home Improvement (20 points) – Upgrade 5 buildings in the Antico district
In Memoriam (20 points) – Collect all Feathers
Job skills (20 points) – During Open Conflict, kill your target and escape (Multiplayer Only)
Kaboom! (20 points) – Destroy the Tank
Mailer Daemon (20 points) – Access your email in 2012
Needle in a Haystack (5 points) – Kill your target while hidden in a hay bale (Multiplayer Only)
One-Man Wrecking Crew (20 points) – Discover the Shrine in Palazzo Laterano
Overachiever (20 points) – Score 750 points or more on a single kill (Multiplayer Only)
Perfect Recall (30 points) – Achieve 100% Synchronization with a Sequence
Perfectionist (20 points) – Earn 3 gold medals from the Animus Virtual Training Program
Plumber (20 points) – Discover the Shrine in the Cloaca Maxima
Principessa in Another Castello (20 points) – Complete DNA Sequence 4
Requiescat In Pace (20 points) – Complete DNA Sequence 9
Role Model (20 points) – Get all the Co-op bonuses in one session (Multiplayer Only)
Rome in Ruins (20 points) – Complete DNA Sequence 2
Sanctuary! Sanctuary! (20 points) – Find a secure place to hide and re-enter the Animus
Serial Killer (20 points) – Perform a Speed Kill Streak of 10
Show Off (20 points) – Complete 10 Guild Challenges
Splash! (20 points) – Destroy the Naval Cannon
Spring Cleaning (10 points) – Kill a guard with a broom
Strong Closer (20 points) – Take the lead 10 seconds before the end of the session and go on to win (Multiplayer Only)
Synchronization Established (10 points) – Complete an entire Session with at least one kill (Multiplayer Only)
Technical Difficulties (10 points) – Attempt to access DNA Sequence 9 for the first time
The Gloves Come Off (10 points) – Win the highest bet at the Fights
Tower Offense (20 points) – Burn all Borgia Towers
Undertaker 2.0 (20 points) – Discover the Shrine in the Catacombe di Roma
Vittoria Agli Assassini (20 points) – Complete DNA Sequence 8
Welcome to the Brotherhood (20 points) – Train a recruit up to the Rank of Assassin
Your Wish is Granted (10 points) – Throw money in a well