Behemoth of Vault 0 {6}
Artifact Creature — Robot
Trample
When this creature enters, you get {E}{E}{E}{E} (four energy counters).
When this creature dies, you may pay an amount of {E} equal to target nonland permanent's mana value. When you do, destroy that permanent.
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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.
Cyclops Superconductor 98%
$0.17#16725
"When this creature enters, you get {E}{E}{E} ."
+1 more matching line
Ambitious Augmenter 87%
$0.27#15890
"When this creature dies, if it had one or more counters on it, create a 0/0 green and blue Fractal creature token, then put this creature's counters on that token."
Vaultborn Tyrant 87%
$32.68#1809
"When this creature dies, if it's not a token, create a token that's a copy of it, except it's an artifact in addition to its other types."
Seed Guardian 87%
$0.06#24040
"When this creature dies, create an X/X green Elemental creature token, where X is the number of creature cards in your graveyard."
Liege of the Hollows 87%
$5.52#19842
"When this creature dies, each player may pay any amount of mana. Then each player creates a number of 1/1 green Squirrel creature tokens equal to the amount of mana they paid this way."
Welkin Hawk 87%
$0.11#31472
"When this creature dies, you may search your library for a card named this card, reveal that card, put it into your hand, then shuffle."