Isuro, Archmage of Chaos

+1: +1: Gain 2 life. All creatures you control gain a +1/+1 bonus until turn end.
0: Gain 3 life. Target creature becomes a 1/1 Human token and loses all abilities and bonuses.
-X: Isuro, Archmage of Chaos deals X damage to each creature controlled by an opponent. Exile creatures killed by this damage.