![Biomass Mutation [The List]](/images/no-image-placeholder.svg)
Biomass Mutation [The List]
| Set: | The List |
| Type: | Instant |
| Rarity: | Rare |
| Cost: | XG/UG/U |
| Colors: | GU |
Creatures you control have base power and toughness X/X until end of turn.
"A regression to ancient forms? A glimpse of future evolutions? Or a fleeting alteration of the present?"
—Vorel of the Hull Clade