Starwinder {5}{U}{U}
Creature — Leviathan
Whenever a creature you control deals combat damage to a player, you may draw that many cards.
Warp {2}{U}{U} (You may cast this card from your hand for its warp cost. Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.)
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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.
Cold-Eyed Selkie 84%
$0.37#1998
"Whenever this creature deals combat damage to a player, you may draw that many cards."
Glint-Eye Nephilim 82%
$0.20#18168
"Whenever this creature deals combat damage to a player, draw that many cards."