Format legality
- –standardNot legal
- ✓pioneerLegal
- ✓modernLegal
- ✓legacyLegal
- ✓vintageLegal
- ✓commanderLegal
- –pauperNot legal
- –brawlNot legal
Biomass Mutation
Instant - Gatecrash #213 - Rare - (EN)
Creatures you control have base power and toughness X/X until end of turn.
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Format legality
- –standardNot legal
- ✓pioneerLegal
- ✓modernLegal
- ✓legacyLegal
- ✓vintageLegal
- ✓commanderLegal
- –pauperNot legal
- –brawlNot legal