Emry, Lurker of the Loch {2}{U}
Legendary Creature — Merfolk Wizard
Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)
When Emry enters, mill four cards.
{T}: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. Timing rules still apply.)
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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.
Rosheen, Roaring Prophet 93%
$0.21#13635
"When this card enters, mill six cards. You may put a card with {X} in its mana cost from among them into your hand."
Terra, Magical Adept // Esper Terra 92%
$2.27#5470
"When this card enters, mill five cards. Put up to one enchantment card milled this way into your hand."