Knife and usp only
Poison - Your attacks deal extra damage over time. (MAX LEVEL 5)
Assassin - Extra knife damage. (MAX LEVEL 5)
Drug - Drug your ennemies. (MAX LEVEL 4)
Evasion - Have a chance to dodge damage from an attack. (MAX LEVEL 6)
Speed - Move faster you to surprise your enemies, or simply flee. (MAX LEVEL 6)
Hide - You become hard to see when standing still. (MAX LEVEL 6)
Teleport - Use your ultimate to teleport to the position you are looking at. (MAX LEVEL 6)
Require level 65