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.
Glaring Aegis98%
$0.07↓#17739↑0.00↓11.4 years↓
"Enchant creature"
tapper-creature, tapper
Curse of Chains94%
$0.21↑#17609↑0.44↑18.3 years↑
"At the beginning of each upkeep, tap enchanted creature."
tapper-creature, tapper, removal-creature
Sleep with the Fishes90%
$0.18↑#195630.274.4 years↓
"Enchant creature"
tapper-creature, tapper, removal-creature
Narcolepsy89%
$0.06↓#188290.62↑16.4 years↑
"At the beginning of each upkeep, if enchanted creature is untapped, tap it."