Greater Realm of Preservation {1}{W}
Enchantment
{1}{W}: The next time a black or red source of your choice would deal damage to you this turn, prevent that damage.
click a line to search just that ability, click more to combine them
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.
Decorated Griffin 87%
$0.04#27697
"{1}{W}: Prevent the next 1 combat damage that would be dealt to you this turn."
Opal-Eye, Konda's Yojimbo 87%
$3.75#17241
"{1}{W}: Prevent the next 1 damage that would be dealt to this card this turn."