Passkey
Not unlocked yetUnlock 20 doors
Sticky-fingered
Not unlocked yetPick pocket 15 guards
Great power...
Not unlocked yetUnlock all skills
Pretentious
Not unlocked yetDo not use any item during a mission
Sharpshooter
Not unlocked yetKill more than 40 guards with throwing knives
Serial killer
Not unlocked yetEliminate 200 enemies
Unseen, unknown
Not unlocked yetUnlock the Insignia of the Shadow for each mission
Indigestion
Not unlocked yetKill an enemy by poisoning the food
Like looking through a wall
Not unlocked yetManage to disable three guards, or more, inside a clone's smoke bomb