Give an orc one of your clones to eat
No body found during a mission
Finish Mission 2
Create 30 clones
Let 15 clones die
Kill an enemy with an aerial kill
Eliminate 200 enemies
Finish Mission 1
Unlock 20 doors
Kill an enemy by poisoning the food
Kill two or more enemies by making a chandelier drop on them
Kill an enemy with a covered kill
Kill 50 enemies without making noise
Finish the introduction
Extinguish 30 torches
Unlock all trophies
Manage to disable three guards, or more, inside a clone's smoke bomb
Unlock all skills
Kill an enemy who was bound by a clone
Eliminate a guard with a booby trapped clone
Gather all the treasures
Kill a torturer in a duel
Kill 20 enemies in duel
Pick pocket 15 guards
Kill more than 40 guards with throwing knives
Drink 20 vials of amber
Do not use any item during a mission
Unlock the Insignia of the Shadow for each mission
You looked at the World Tree a bit too long ...
Finish Mission 3
Finish Mission 4
Finish Mission 5
Finish Mission 6
Finish Mission 7