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.
Foundry of the Consuls94%
$0.14↓#10083↓0.1311.1 years
": Add ."
utility-land, sacrifice-self, activated-ability
Gargoyle Castle94%
$0.15↓#14506↓0.0517.1 years↑
": Add ."
utility-land, sacrifice-self, activated-ability
Gates of Istfell86%
$0.18↑#13528↓0.115.6 years↓
", , Sacrifice this land: You gain 2 life and draw two cards."