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 Consuls91%
$0.16#9571↑0.0311.3 years↑
": Add ."
utility-land, sacrifice-self, activated-ability
Gargoyle Castle91%
$0.17↑#14840↑0.0617.3 years↑
": Add ."
utility-land, sacrifice-self, activated-ability
Blighted Cataract90%
$0.08↓#13912↑0.0511.1 years↑
": Add ."
utility-land, sacrifice-self, activated-ability
Gaseous Anomaly89%
$0.19↑#282960.0 years
", , Sacrifice this land: Draw two cards. Create a tapped Planet land token named New Planet with ": Add one mana of any color.""
+1 more matching line
mana-filter, utility-land, sacrifice-self
Blighted Fen89%
$0.14↓#12662↑0.0511.1 years↑
": Add ."
utility-land, sacrifice-self, spot-removal
Subspace Anomaly88%
$0.17↑#258750.0 years
", , Sacrifice this land: Create two 1/1 red Officer creature tokens. Create a tapped Planet land token named New Planet with ": Add one mana of any color.""