
Format legality
- –standardNot legal
- –pioneerNot legal
- ✓modernLegal
- ✓legacyLegal
- ✓vintageLegal
- ✓commanderLegal
- –pauperNot legal
- –brawlNot legal
Myr Superion
Artifact Creature: Myr - New Phyrexia #146 - Rare - (EN)

Spend only mana produced by creatures to cast this spell.
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Format legality
- –standardNot legal
- –pioneerNot legal
- ✓modernLegal
- ✓legacyLegal
- ✓vintageLegal
- ✓commanderLegal
- –pauperNot legal
- –brawlNot legal
