Liquify {2}{U}
Instant
Counter target spell with mana value 3 or less. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
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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.
Runescale Stormbrood // Chilling Screech 97%
$0.16#10113
"Counter target spell with mana value 2 or less."
Horribly Awry 89%
$0.09#21723
"Counter target creature spell with mana value 4 or less. If that spell is countered this way, exile it instead of putting it into its owner's graveyard."