Cortoc, Dragon of Ancient Fire

Flying, Trample, Indestructible
When Cortoc enters the battlefield, put an
ancient flame counter on target creature. That creature becomes ancient in addition to its other
types.
{b}{b}{r}{r}: put a flame counter on target creature.
That creature becomes ancient in addition to its
other types.
{0}: destroy all other ancient creatures.
{0}: return Cortoc to its owner's hand.