Kor Duelist {W}
Creature — Kor Soldier
As long as this creature is equipped, it has double strike. (It deals both first-strike and regular combat damage.)
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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.
Brass Knuckles 90%
$0.20#4965
"Equipped creature has double strike as long as two or more Equipment are attached to it."
Gavel of the Righteous 86%
$0.28#5486
"As long as this Equipment has four or more counters on it, equipped creature has double strike."
Gloom Stalker 83%
$0.12#24938
"As long as you've completed a dungeon, this creature has double strike."