Shield of the Ages {2}
Artifact
{2}: Prevent the next 1 damage that would be dealt to you this 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.
Vengeful Archon 88%
$0.22#25254
"{X}: Prevent the next X damage that would be dealt to you this turn. If damage is prevented this way, this creature deals that much damage to target player or planeswalker."
Revered Elder 83%
$0.10#31518
"{1}: Prevent the next 1 damage that would be dealt to this creature this turn."