Yeva, Nature's Herald {2}{G}{G}
Legendary Creature — Elf Shaman
Flash (You may cast this spell any time you could cast an instant.)
You may cast green creature spells as though they had flash.
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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.
Vivien, Champion of the Wilds 90%
$0.76#3841
"You may cast creature spells as though they had flash."
The Blue Spirit 84%
$0.92#7773
"You may cast the first creature spell you cast each turn as though it had flash."
Scarring Memories 83%
$0.22#16565
"You may cast this spell as though it had flash if you control an attacking legendary creature."
Heliod, the Radiant Dawn // Heliod, the Warped Eclipse 83%
$2.56#3209
"You may cast spells as though they had flash."
Molten Exhale 82%
$0.15#13599
"You may cast this spell as though it had flash if you behold a Dragon as an additional cost to cast it."
Gandalf, Friend of the Shire 80%
$0.14#5907
"You may cast sorcery spells as though they had flash."
+1 more matching line