Daelik, The Converter

When this crearure enters the battlefield, target creature gains either flying or target card gains madness {b}{r}. Place X Hellpact tokens on any number of creatures you don't control. Whenether a creature with a hellpact token dies, you may remove one pact token from it to put it under your control. If anything is to cause it to leave the battlefield, put it under its previous owner's control.