Crusher of the Nine Seas

Islandwalk, Haste, Destructor
(When this creature enters the battlefield,
you and your opponents take turns destroying
permanents equal to it's power other than it.)
{7}{u}{u}: Return nine target permanents to
their owner's hands.
{9}{p/u}{p/u}{p/u}{p/b}{p/b}{p/b}: Destroy target opponent.