Powder Keg {2}
Artifact
At the beginning of your upkeep, you may put a fuse counter on this artifact.
{T}, Sacrifice this artifact: Destroy each artifact and creature with mana value equal to the number of fuse counters on this artifact.
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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.
Incendiary 83%
$0.33#24385
"At the beginning of your upkeep, you may put a fuse counter on this Aura."
Time Bomb 80%
#20250
"At the beginning of your upkeep, put a time counter on this artifact."
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