Ixillis

Flying
When Ixillis enters the battlefield put a cocoon
counter on it.
{u}{g}, {t}, remove a cocoon counter from Ixillis:
Create a token that's a copy of Ixillis without a
cocoon counter on it, then tap it.
{g/u}: Target creature's toughness is halved,
rounded up, until the end of the turn.