Crystal Spray {2}{U}
Instant
Change the text of target spell or permanent by replacing all instances of one color word with another or one basic land type with another until end of turn.
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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.
Magical Hack 89%
$3.97#22004
"Change the text of target spell or permanent by replacing all instances of one basic land type with another."
Sleight of Mind 83%
$0.33#17893
"Change the text of target spell or permanent by replacing all instances of one color word with another."
Glamerdye 83%
$2.27#14645
"Change the text of target spell or permanent by replacing all instances of one color word with another."
Alter Reality 83%
$1.81#15428
"Change the text of target spell or permanent by replacing all instances of one color word with another."