Calamity Ganon

When Calamity ganon enters the battlefield, tap target creature. Target creature doesen't untap during it's owner's untap step, unless it's owner controls a legendary creature named Link, Sealer of darkness.
{p/u}{p/b}{p/r}{b/r}{u/r}{u/b}, Exile Calamity ganon, and return him to the battlefield transformed.