![Biomass Mutation [Secrets of Strixhaven Commander]](http://theboosterbox.com/cdn/shop/files/84024ec1-4dca-5b98-b831-8b0ce3732878.png?v=1775167963&width=745)
![Biomass Mutation [Secrets of Strixhaven Commander]](http://theboosterbox.com/cdn/shop/files/84024ec1-4dca-5b98-b831-8b0ce3732878_1024x.png?v=1775167963)
Description
| Set: | Secrets of Strixhaven Commander |
| Type: | Instant |
| Rarity: | Rare |
| Cost: | {X}{G/U}{G/U} |
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