Urza's Ruinous Blast{4}{W}
Legendary Sorcery
(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)
Exile all nonland permanents that aren't legendary.
Exile all nonland permanents that aren't legendary.
Urza poured his love, his grief, and his hatred into the Sylex, and the Multiverse shook.
Artist: Slawomir Maniak