Rooftop Bypass 


Enchantment
Whenever one or more nontoken creatures you control deal combat damage to a player, create a 1/1 black Assassin creature token with menace. (It can't be blocked except by two or more creatures.)
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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.
Aya of Alexandria 93%
$0.35#5328
"Whenever a historic creature you control deals combat damage to a player, create a 1/1 black Assassin creature token with menace."