Draining Whelk {4}{U}{U}
Creature — Illusion
Flash
Flying
When this creature enters, counter target spell. Put X +1/+1 counters on this creature, where X is that spell's mana value.
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.
Fear of Impostors 85%
$0.29#5283
"When this creature enters, counter target spell. Its controller manifests dread."
+1 more matching line