Aether Meltdown 

Enchantment — Aura
$0.26 #22758 0.06 10.1 years
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature or Vehicle
When this Aura enters, you get 
(two energy counters).
Enchanted creature gets -4/-0.
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Cards similar to Aether Meltdown 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.
Mists of Littjara96%
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"Enchanted creature gets -X/-0, where X is the number of cards in your graveyard."
+1 more matching line
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$0.29↑#12742↑0.68↑1.5 years↓
"Enchanted creature gets -5/-0 and loses all abilities."
+1 more matching line
Woodweaver's Puzzleknot79%
$0.06↓#205770.28↑10.1 years
"When this artifact enters, you gain 3 life and get 

."