Caine, Arcane Trickster

+1: Until end of turn, up to two creature you control gain skulk and "When this creature deals combat damage to a player, instead draw a card".
0: Until end of turn, Caine becomes a blue X/4 rouge creature token with skulk, where X is the lowest power of creatures opponents control minus 1.
-9: Target opponent gets an emblem with "creatures you control can't block".