Merseine {2}{U}{U}
Enchantment — Aura
Enchant creature
This Aura enters with three net counters on it.
Enchanted creature doesn't untap during its controller's untap step if this Aura has a net counter on it.
Pay enchanted creature's mana cost: Remove a net counter from this Aura. Only the controller of the enchanted creature may activate this ability.
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.
Cocoon 97%
$0.22#29571
"Enchanted creature doesn't untap during your untap step if this Aura has a pupa counter on it."
Tangle Kelp 95%
$0.78#30895
"Enchanted creature doesn't untap during its controller's untap step if it attacked during its controller's last turn."
+1 more matching line
Fall from Favor 95%
$0.24#14681
"Enchanted creature doesn't untap during its controller's untap step unless that player is the monarch."
+1 more matching line
Bonds of Quicksilver 95%
$0.09#27180
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Waterknot 95%
$0.15#21514
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Dehydration 95%
$0.05#28570
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Sleep Paralysis 95%
$0.17#22658
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Encase in Ice 95%
$0.07#27561
"Enchanted creature doesn't untap during its controller's untap step."
Stay Hidden, Stay Silent 95%
$0.18#17199
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Frozen Solid 95%
$0.10#25119
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Sleeping Potion 95%
$0.14#29365
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Apathy 95%
$0.18#23400
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Containment Membrane 95%
$0.06#24835
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Singing Bell Strike 95%
$0.04#22497
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Ringing Strike Mastery 95%
$0.15#14343
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Capture Sphere 95%
$0.09#18347
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Locked in the Cemetery 95%
$0.11#24185
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Unquenchable Thirst 95%
$0.02#29276
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line