Arvinox, the Mind Flail [Secret Lair: Universes Within]

Description

Casting Cost

Legendary Enchantment Creature — HorrorRarityMythicArtistNikola MatkovicPower/Toughness9/9LegalitiesNOT LEGALStandardNOT LEGALFutureNOT LEGALHistoricNOT LEGALTimelessNOT LEGALGladiatorNOT LEGALPioneerNOT LEGALModernLEGALLegacyNOT LEGALPauperLEGALVintageNOT LEGALPennyLEGALCommanderLEGALOathbreakerNOT LEGALStandardbrawlNOT LEGALBrawlNOT LEGALAlchemyNOT LEGALPauper CommanderLEGALDuelNOT LEGALOldschoolNOT LEGALPremodernNOT LEGALPredhArvinox isn’t a creature unless you control three or more permanents you don’t own.
At the beginning of your end step, exile the bottom card of each opponent’s library face down. For as long as those cards remain exiled, you may look at them, you may cast permanent spells from among them, and you may spend mana as though it were mana of any color to cast those spells.