Snooping Newsie {U}{B}
Creature — Human Rogue
When this creature enters, mill two cards. (Put the top two cards of your library into your graveyard.)
As long as there are five or more mana values among cards in your graveyard, this creature gets +1/+1 and has lifelink.
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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.
Homicidal Seclusion 86%
$0.06#25467
"As long as you control exactly one creature, that creature gets +3/+1 and has lifelink."
Blood-Cursed Knight 85%
$0.15#22235
"As long as you control an enchantment, this creature gets +1/+1 and has lifelink."
Devoted Grafkeeper // Departed Soulkeeper 100%
$0.15#25709
"When this creature enters, mill two cards."