Mirror Wall 

Creature — Wall
Defender (This creature can't attack.)
{W}: This creature can attack this turn as though it didn't have defender.
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.
Wall of One Thousand Cuts 100%
$0.13#22046
"{W}: This creature can attack this turn as though it didn't have defender."