Fatal Grudge {B}{R}
Sorcery
As an additional cost to cast this spell, sacrifice a nonland permanent.
Each opponent chooses a permanent they control that shares a card type with the sacrificed permanent and sacrifices it.
Draw a card.
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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.
Rite of Oblivion 100%
$0.41#3686
"As an additional cost to cast this spell, sacrifice a nonland permanent."
Rottenmouth Viper 86%
$5.48#2801
"As an additional cost to cast this spell, you may sacrifice any number of nonland permanents. This spell costs {1} less to cast for each permanent sacrificed this way."
Michiko Konda, Truth Seeker 84%
$8.71#5904
"Whenever a source an opponent controls deals damage to you, that player sacrifices a permanent of their choice."
Shadow, Mysterious Assassin 80%
$0.30#6156
"Whenever this card deals combat damage to a player, you may sacrifice another nonland permanent. If you do, draw two cards and each opponent loses life equal to the mana value of the sacrificed permanent."