Knife {R}
Artifact — Clue Equipment
During your turn, equipped creature gets +1/+0 and has first strike.
{2}, Sacrifice this Equipment: Draw a card.
Equip {2}
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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.
Hook Swords 100%
$0.15#22216
"During your turn, equipped creature gets +1/+1 and has first strike."
+1 more matching line
Quick-Draw Katana 94%
$0.21#8423
"During your turn, equipped creature gets +2/+0 and has first strike."
+1 more matching line
Javelin of Lightning 94%
$0.19#15573
"During your turn, equipped creature gets +2/+0 and has first strike."
+1 more matching line
Hidden Blade 90%
$0.28#5698
"Equipped creature gets +1/+0 and has first strike."
+1 more matching line
Auriok Glaivemaster 87%
$0.11#27756
"As long as this creature is equipped, it gets +1/+1 and has first strike."
Unscythe, Killer of Kings 85%
$1.83#17974
"Equipped creature gets +3/+3 and has first strike."
+1 more matching line
Neglected Heirloom // Ashmouth Blade 85%
$0.24#16117
"Equipped creature gets +3/+3 and has first strike."
+1 more matching line
Kaldra Compleat 82%
$8.95#1679
"Equipped creature gets +5/+5 and has first strike, trample, indestructible, haste, and "Whenever this creature deals combat damage to a creature, exile that creature.""
+1 more matching line
Runechanter's Pike 80%
$0.31#9831
"Equipped creature has first strike and gets +X/+0, where X is the number of instant and sorcery cards in your graveyard."
+1 more matching line