Tiger-Seal {U}
Creature — Cat Seal
Vigilance
At the beginning of your upkeep, tap this creature.
Whenever you draw your second card each turn, untap this creature.
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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.
Apocalypse Demon 96%
$0.28#15673
"At the beginning of your upkeep, tap this creature unless you sacrifice another creature."
Demonic Hordes 93%
#24808
"At the beginning of your upkeep, unless you pay {B}{B}{B}, tap this creature and sacrifice a land of an opponent's choice."
Sangrophage 89%
$0.05#29378
"At the beginning of your upkeep, tap this creature unless you pay 2 life."
Heavyweight Demolisher 89%
$0.08#24141
"At the beginning of your upkeep, tap this creature unless you pay {3}."
Devouring Sugarmaw // Have for Dinner 88%
$0.24#20794
"At the beginning of your upkeep, you may sacrifice an artifact, enchantment, or token. If you don't, tap this creature."
Interface Ace 84%
$0.20#7691
"Whenever this creature becomes tapped during your turn, untap it. This ability triggers only once each turn."
Flamestick Courier 83%
$0.07#29066
"You may choose not to untap this creature during your untap step."
Ghosthelm Courier 83%
$0.20#28584
"You may choose not to untap this creature during your untap step."
Callous Oppressor 83%
$1.72#15408
"You may choose not to untap this creature during your untap step."
Thalakos Dreamsower 83%
$0.24#26910
"You may choose not to untap this creature during your untap step."
Pearlspear Courier 83%
$0.09#31145
"You may choose not to untap this creature during your untap step."
Phyrexian Gremlins 83%
$1.03#29985
"You may choose not to untap this creature during your untap step."