Fervent Champion {R}
Creature — Human Knight
First strike, haste
Whenever this creature attacks, another target attacking Knight you control gets +1/+0 until end of turn.
Equip abilities you activate that target this creature cost {3} less to activate.
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.
Helitrooper 98%
$0.17#8105
"Equip abilities you activate that target this creature cost {2} less to activate."
+1 more matching line
Ghostfire Blade 84%
$0.28#19961
"This Equipment's equip ability costs {2} less to activate if it targets a colorless creature."