Regal Leosaur {R}{W}
Creature — Dinosaur Cat
Mutate {1}{R/W}{R/W} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Whenever this creature mutates, other creatures you control get +2/+1 until end of turn.
click a line to search just that ability, click more to combine them
Cards that do something similar expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Huntmaster Liger 92%
$0.20#13370
"Whenever this creature mutates, other creatures you control get +X/+X until end of turn, where X is the number of times this creature has mutated."
+1 more matching line