Cloning Labs

As an additional cost to cast Cloning Labs, exile a creature from your hand
{u}{g}, {t}: Put 3 growth counters on Cloning Labs
{t}, Sacrifice Cloning Labs: Remove X growth counters from Cloning Labs, where X is the converted mana cost of the exiled card. Then put
a token into the battlefield that is a copy of the
exiled creature, except it is not legendary, for
each growth counter on Cloning Labs.