Perish {2}{B}
Sorcery
Destroy all green creatures. They can't be regenerated.
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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.
Decree of Pain 82%
$0.28#1319
"Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way."
Blood Money 81%
$1.27#1649
"Destroy all creatures. For each nontoken creature destroyed this way, you create a tapped Treasure token."
Kaya's Wrath 81%
$0.48#4082
"Destroy all creatures. You gain life equal to the number of creatures you controlled that were destroyed this way."