Sasuke Uchiha

+1: Deal 2 damage to enemy creature/token of your choosing.
-2: If the artifact Demon Wind Shuriken is in play, then it turns into an enchantment (Enchanted creature gains +2/+0)
-6: Sasuke Uchiha becomes a 4/6 creature with sneak (for 3 turns of the player's choosing, this creature can't be blocked and has +1/+0)