Repulsive Mutation (Murders at Karlov Manor #227)

Repulsive Mutation {X}{G}{U}

Instant

Put X +1/+1 counters on target creature you control. Then counter up to one target spell unless its controller pays mana equal to the greatest power among creatures you control.

“Remind me to send the biomancer team a gift basket.”
—Olana, Simic field researcher

Illustrated by Filip Burburan

Standard
Alchemy
Pioneer
Historic
Modern
Brawl
Legacy
Timeless
Vintage
Pauper
Commander
Penny
Oathbreaker
Notes and Rules Information for Repulsive Mutation:
  • If you control no creatures as Repulsive Mutation is resolving, the amount of mana the target spell's controller must pay to stop their spell from being countered is 0. That player can choose not to pay 0 mana; if they do, the spell will be countered. (2024-02-02)