Flee from combat 50 times.
Kill 50 targets by an Air Assassination.
Die 25 times.
Kill 50 enemies on rooftops.
Hide in a Haystack for 50 times.
Cloak yourself into a cloud of fog by using a Smoke Bomb for 25 times.
Kill 25 targets with <5% health.
Kill 100 enemies by Skills.
Create your second Assassin.
Collect 2 Class Outfits.
Use 10 Boosts.
Successfully complete 25 "Escort" Contracts.