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Crux of the Theory

one generic manaone blue manaEnchantment

Card text

When this enchantment enters, heist target opponent's library.

Actualize — Whenever you cast a spell that isn't from your starting deck, empower Jace 2.

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1 printing

Daily estimate from Scryfall, not a shop quote.

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Crux of the Theory format legality

Constructed

  • StandardNot legal
  • PioneerNot legal
  • ModernNot legal
  • Future StandardNot legal

Eternal

  • LegacyNot legal
  • VintageNot legal
  • PauperNot legal
  • PremodernNot legal
  • Old SchoolNot legal
  • Penny DreadfulNot legal

Commander

  • CommanderNot legal
  • OathbreakerNot legal
  • Pauper CommanderNot legal
  • Duel CommanderNot legal
  • PreDHNot legal

Arena & online

  • HistoricNot legal
  • TimelessNot legal
  • AlchemyNot legal
  • GladiatorNot legal
  • BrawlNot legal
  • Standard BrawlNot legal
  • Competitive BrawlNot legal

Other

  • TLRNot legal

All printings of Crux of the Theory 1

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