Spell Queller {1}{W}{U}
Creature — Spirit
Flash
Flying
When this creature enters, exile target spell with mana value 4 or less.
When this creature leaves the battlefield, the exiled card's owner may cast that card without paying its mana cost.
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.
Wormfang Manta 87%
$0.54#22646
"When this creature leaves the battlefield, you take an extra turn after this one."
Skyclave Apparition 83%
$0.26#1195
"When this creature leaves the battlefield, the exiled card's owner creates an X/X blue Illusion creature token, where X is the mana value of the exiled card."
+1 more matching line
Severance Priest 83%
$0.18#23748
"When this creature leaves the battlefield, the exiled card's owner creates an X/X white Spirit creature token, where X is the mana value of the exiled card."
Ugin's Nexus 81%
$1.93#7112
"If this card would be put into a graveyard from the battlefield, instead exile it and take an extra turn after this one."
Smirking Spelljacker 81%
$2.79#6873
"Whenever this creature attacks, if a card is exiled with it, you may cast the exiled card without paying its mana cost."
+1 more matching line
Bridge from Below 80%
$0.81#15857
"When a creature is put into an opponent's graveyard from the battlefield, if this card is in your graveyard, exile this card."
Arcane Artisan 80%
$0.31#18655
"When this creature leaves the battlefield, exile all tokens created with it at the beginning of the next end step."
Tidal Influence 80%
$0.17#30246
"Cast this spell only if no permanents named this card are on the battlefield."