Infinite Coursework 

Enchantment — Aura
$0.11 #24802 0.27 0.0 years
Enchant creature
When this Aura enters, tap enchanted creature. It becomes unprepared.
Enchanted creature loses all abilities and doesn't untap during its controller's untap step.
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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.
Frozen in Ice90%
$0.17↑#14306↑0.45↑0.3 years
"When this Aura enters, tap enchanted creature."
+1 more matching line
Enchanted River's Grasp89%
$0.15↑#16963↑0.39↑0.2 years
"Enchanted creature loses all abilities and doesn't untap during its controller's untap step."
+1 more matching line
Flood the Engine87%
$0.20↑#15811↑0.62↑1.7 years↑
"Enchanted permanent loses all abilities and doesn't untap during its controller's untap step."
+1 more matching line
Ray of Frost87%
$0.14↑#239440.12↓5.2 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Starlight Snare86%
$0.13↑#205330.93↑1.9 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Paralyze86%
$0.14↑#207020.80↑33.2 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Charmed Sleep86%
$0.09↓#15858↑0.307.0 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Claustrophobia86%
$0.04↓#19266↑0.3215.1 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Capture Sphere86%
$0.05↓#19004↑0.218.0 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Waterknot86%
$0.13↑#222110.218.8 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Castaway's Despair86%
$0.08↓#264180.219.1 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Containment Protocol86%
$0.22↑#285890.300.6 years
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Sleep Paralysis86%
$0.08↓#232090.3510.5 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Sleep with the Fishes86%
$0.22↑#19781↑0.00↓4.5 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Sleep Magic84%
$0.21↑#14256↑0.201.4 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+2 more matching lines
Stop Cold84%
$0.16↑#16040↑0.252.5 years↑
"Enchanted permanent loses all abilities and doesn't untap during its controller's untap step."
+1 more matching line
Singing Bell Strike83%
$0.04↓#231500.12↓12.1 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line
Bind the Monster82%
$0.21↑#234300.235.7 years↑
"Enchanted creature doesn't untap during its controller's untap step."
+1 more matching line