Faith's Shield 
Instant
Target permanent you control gains protection from the color of your choice until end of turn.
Fateful hour — If you have 5 or less life, instead you and each permanent you control gain protection from the color of your choice until end of 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.
Razor Barrier 83%
$0.25#24277
"Target permanent you control gains protection from artifacts or from the color of your choice until end of turn."
Break of Day 82%
$0.13#26961
"If you have 5 or less life, those creatures gain indestructible until end of turn."
Gather the Townsfolk 81%
$0.17#11823
"If you have 5 or less life, create five of those tokens instead."