White Zetsu

When White Zetsu enters the battlefield, create 5 White Zetsu's Clone tokens 1/1.
{w}{b} Turn X of White Zetsu's Clone tokens under your control and create a creature token with
power and toughness equal to X until end of turn.
When there are no White Zetsu's Clone on the battlefield, transform White Zetsu into Black Zetsu.