Mechanozoa 


Artifact Creature — Robot Jellyfish
When this creature enters, tap target artifact or creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)
Warp {2}{U} (You may cast this card from your hand for its warp cost. Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.)
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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.
Waylaying Pirates 87%
$0.14#20333
"When this creature enters, if you control an artifact, tap target artifact or creature an opponent controls and put a stun counter on it."
Invasion of Kamigawa // Rooftop Saboteurs 84%
$0.18#17446
"When this Siege enters, tap target artifact or creature an opponent controls and put a stun counter on it."