Captain's Claws 
Artifact — Equipment
Equipped creature gets +1/+0.
Whenever equipped creature attacks, create a 1/1 white Kor Ally creature token that's tapped and attacking.
Equip {1}
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.
Sigiled Sword of Valeron 81%
$0.34#8409
"Whenever equipped creature attacks, create a 2/2 white Knight creature token with vigilance that's attacking."
+1 more matching line
Suki, Kyoshi Warrior 80%
$0.24#7605
"Whenever this card attacks, create a 1/1 white Ally creature token that's tapped and attacking."
Skyknight Vanguard 80%
$0.59#3774
"Whenever this creature attacks, create a 1/1 white Soldier creature token that's tapped and attacking."
Elbrus, the Binding Blade // Withengar Unbound 100%
$10.23#9485
"Equipped creature gets +1/+0."
+1 more matching line