Scalelord Reckoner 


Creature — Dragon
Flying
Whenever a Dragon you control becomes the target of a spell or ability an opponent controls, destroy target nonland permanent that player controls.
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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.
Black Bolt, Inhuman King 82%
#23503
"Whenever this card becomes the target of a spell or ability an opponent controls, destroy target nonland permanent that player controls."