Godhunter Octopus {5}{U}
Creature — Octopus
This creature can't attack unless defending player controls an enchantment or an enchanted permanent.
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.
Floodtide Serpent 95%
$0.06#29779
"This creature can't attack unless you return an enchantment you control to its owner's hand."
Novice Knight 89%
$0.12#23011
"As long as this creature is enchanted or equipped, it can attack as though it didn't have defender."
Pillar of War 88%
$0.07#30018
"As long as this creature is enchanted, it can attack as though it didn't have defender."
Goblin Cohort 87%
$0.24#24308
"This creature can't attack unless you've cast a creature spell this turn."
Mogg Conscripts 87%
#27105
"This creature can't attack unless you've cast a creature spell this turn."
Silburlind Snapper 87%
$0.04#26997
"This creature can't attack unless you've cast a noncreature spell this turn."
Bloodcrazed Goblin 87%
$0.18#25197
"This creature can't attack unless an opponent has been dealt damage this turn."
Crown-Hunter Hireling 85%
$0.18#24193
"This creature can't attack unless defending player is the monarch."
Orcish Conscripts 85%
#30294
"This creature can't attack unless at least two other creatures attack."
Lurking Green Dragon 85%
$0.21#22222
"This creature can't attack unless defending player controls a creature with flying."
Vantress Gargoyle 85%
$0.32#11501
"This creature can't attack unless defending player has seven or more cards in their graveyard."
Harbor Serpent 85%
$0.14#20206
"This creature can't attack unless there are five or more Islands on the battlefield."
Mogg Toady 85%
$0.11#30572
"This creature can't attack unless you control more creatures than defending player."
Goblin Goon 85%
$0.35#20282
"This creature can't attack unless you control more creatures than defending player."
Lambholt Pacifist // Lambholt Butcher 84%
$0.21#23485
"This creature can't attack unless you control a creature with power 4 or greater."
Bloodthirster 84%
$32.32#2531
"This creature can't attack a player it has already attacked this turn."