Worldslayer {5}
Artifact — Equipment
Whenever equipped creature deals combat damage to a player, destroy all permanents other than this Equipment.
Equip {5} ({5}: Attach to target creature you control. Equip only as a sorcery.)
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.
Elbrus, the Binding Blade // Withengar Unbound 83%
$10.23#9485
"When equipped creature deals combat damage to a player, unattach this card, then transform it."
Conqueror's Flail 82%
$3.85#1403
"As long as this Equipment is attached to a creature, your opponents can't cast spells during your turn."
+1 more matching line
Dowsing Dagger // Lost Vale 82%
$6.82#2347
"Whenever equipped creature deals combat damage to a player, you may transform this Equipment."
+1 more matching line
Bloodforged Battle-Axe 81%
$2.36#1697
"Whenever equipped creature deals combat damage to a player, create a token that's a copy of this Equipment."
+1 more matching line