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
—Olana, Simic field researcher
Artist: Filip Burburan