Angelic Favor {3}{W}
Instant
If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost.
Cast this spell only during combat.
Create a 4/4 white Angel creature token with flying. Exile it at the beginning of the next end step.
click a line to search just that ability, click more to combine them
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.
Ramosian Rally 100%
$0.30#26549
"If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost."
Sivvi's Valor 100%
$0.36#20626
"If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost."
Orim's Cure 100%
$0.14#29485
"If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost."
Lashknife 100%
$0.16#18964
"If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost."
Empyrial Storm 99%
$0.41#18267
"Create a 4/4 white Angel creature token with flying."
+1 more matching line
Descend upon the Sinful 93%
$0.37#12246
"Create a 4/4 white Angel creature token with flying if there are four or more card types among cards in your graveyard."
Swallow Whole 86%
$0.24#19754
"As an additional cost to cast this spell, tap an untapped creature you control."
Camouflage 85%
$9.37#25645
"Cast this spell only during your declare attackers step."
+1 more matching line