To unlock...	...you have to:
Ride the Unicorn Cheat	Get 100% Total Synch on Sequence 1.
Buns of Steel Cheat	Get 100% Total Synch on Sequence 2.
Killing Spree Cheat	Get 100% Total Synch on Sequence 3.
Sisterhood Cheat	Get 100% Total Synch on Sequence 4.
Ultimate Guild Cheat	Get 100% Total Synch on Sequence 5.
Unlimited Assassin Signals Cheat	Get 100% Total Synch on Sequence 6.
Desmond Everywhere Cheat	Get 100% Total Synch on Sequence 8.
Parachute	Complete all War Machine missions.
Dagger & Armor of Brutus	Collect all 6 keys of Romulus from Followers Lairs beneath Prospero da Siena'a Borgia Tower in a vault.
The Truth	Find all 10 Rifts and solve all Cluster puzzles to unlock the truth in the secret area of the Animus.
War Horse	Renovate all stables in Rome.
Auditore Cape	Complete the Rebuilding Rome metagame.
Borgia Cape	Collect 100 Borgia Flags.
Medici Cape	Reach level 30 on the Assassin's Creed: Project Legacy Facebook game.
Venetian Cape	Reach level 30 on the Assassin's Creed: Project Legacy Facebook game.
Desmond Skin	Complete the game.
Raiden Skin	Earn a Bronze or better medal in all Virtual Training challenges.
Florentine Noble Attire	Purchased for 2 tokens on the Ubisoft Uplay service.
Altair's Robes	Purchased for 2 tokens on the Ubisoft Uplay service.
Armor for Altair	Purchased for 2 tokens on the Ubisoft Uplay service.
Centra Flags Map	Complete the game or collect 25 Borgia flags.
Antigo Flags Map	Complete the game or collect 25 Borgia flags.
Campagna Flags Map	Complete the game or collect 25 Borgia flags.
Vaticano Flags Map	Complete the game or collect 25 Borgia flags.
Feathers Map	Complete the game or collect 25 Borgia flags.
Seusenhofer Pauldrons and Chest Guards	Complete the Exotica Shop Quest (Blacksmith).
Spada Lunga	Complete the Blood Money Shop Quest (Blacksmith).
Captain's Sword	Complete the Faith Shop Quest (Blacksmith).
Vaticano Treasures Map	Complete the Trendsetting Shop Quest (Art Merchant).
Large Quiver	Complete the Pulling Threads Shop Quest (Tailor).
Fast Poison	Complete the Venomous Shop Quest (Doctor).
Cavalieri Mace and Butcher Knife	Open 5 Blacksmiths.
Spadone	Open 10 Blacksmiths.
Knife Belt Upgrade	Open 4 Tailor Shops (and will upgrade again at 8 Tailor Shops).
Large Medicine Pouch	Open 4 Tailor Shops.
Large Poison Vial	Open 8 Tailor Shops.
Courtesans Guild Crest	Get each guild to level 2.
Thieves Guild Crest	Get each guild to level 2.
Mercenaries Guild Crest	Get each guild to level 2.
Maria's Dagger	Get each guild to level 3.
La Volpe's Bite	Get each guild to level 3.
Bartolomeo's Axe	Get each guild to level 3.
Assassin's Guild Crest	Complete all Assassins Guild Challenges.
Sword of Altair	Complete all Assassins Guild Challenges.
Courtesans poison guards	Reach level 5 in Courtesans Guild Challenges.
Faction discount	Reach level 10 in the corresponding Guild Challenges.
Sword of Altair and Assassins crest	Complete all Assassins Guild Challenges.
Thieves pickpocket guards	Reach level 5 in Thieves Guild Challenges.
Self Portrait Painting	Complete Sequence 8 or collect 15 Borgia Flags.
Young Man with an Apple Painting	Complete Sequence 8 or collect 15 Borgia Flags.
Christ Blessing Painting	Complete Sequence 8 or collect 15 Borgia Flags.
Tank Model	Complete the "Hell on Wheels" War Machine mission.
Bomber Model	Complete the "Flying Machine 2.0" War Machine mission.
Machine Gun Model	Complete the "Outgunned" War Machine mission.
Naval Cannon Model	Complete the "Loose Cannon" War Machine mission.