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.
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Leyline of Lifeforce 100%
$6.08#12842
"Creature spells can't be countered."
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Rhythm of the Wild 85%
$5.28#211
"Creature spells you control can't be countered."
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Surrak Dragonclaw 85%
$2.37#3181
"Creature spells you control can't be countered."
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Frenzied Baloth 85%
$1.38#2748
"Creature spells you control can't be countered."
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Prowling Serpopard 85%
$3.96#3581
"Creature spells you control can't be countered."
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Caught Red-Handed 83%
$0.25#17363
"This spell can't be countered."
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Tears of Valakut 83%
$0.11#26708
"This spell can't be countered."
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Mistcutter Hydra 83%
$4.84#4790
"This spell can't be countered."
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Commence the Endgame 83%
$0.31#8427
"This spell can't be countered."
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Lightning Mare 83%
$0.24#19132
"This spell can't be countered."
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Chromium, the Mutable 83%
$0.72#16535
"This spell can't be countered."
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Hunter's Mark 83%
$0.12#21937
"This spell can't be countered."
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Surrak, Elusive Hunter 83%
$1.15#7537
"This spell can't be countered."
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Spellbreaker Behemoth 83%
$0.91#10337
"This spell can't be countered."
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Fry 83%
$0.21#22412
"This spell can't be countered."
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Hit-Monkey 83%
$4.77#17742
"This spell can't be countered."
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Root Sliver 83%
$7.72#6497
"This spell can't be countered."
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Void Rend 83%
$0.75#764
"This spell can't be countered."
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Savage Summoning 83%
$1.48#10046
"This spell can't be countered."
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Slice from the Shadows 83%
$0.23#8131
"This spell can't be countered."