Ray of Frost 

Enchantment — Aura
Flash
Enchant creature
When this Aura enters, if enchanted creature is red, tap it.
As long as enchanted creature is red, it loses all abilities.
Enchanted creature doesn't untap during its controller's untap step.
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.
Locked in the Cemetery 86%
$0.11#24185
"When this Aura enters, if there are five or more cards in your graveyard, tap enchanted creature."
+2 more matching lines
Bubble Snare 86%
$0.14#20409
"When this Aura enters, if it was kicked, tap enchanted creature."
+1 more matching line
Unquenchable Thirst 86%
$0.02#29276
"When this Aura enters, if you control a Desert or there is a Desert card in your graveyard, tap enchanted creature."
+2 more matching lines
Sleep with the Fishes 84%
$0.23#19206
"When this Aura enters, tap enchanted creature and you create a 1/1 blue Fish creature token with "This token can't be blocked.""
+1 more matching line
Bind the Monster 82%
$0.19#22704
"When this Aura enters, tap enchanted creature. It deals damage to you equal to its power."
+2 more matching lines
Capture Sphere 81%
$0.09#18347
"When this Aura enters, tap enchanted creature."
+3 more matching lines
Mystic Restraints 81%
$0.08#29322
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Encase in Ice 81%
$0.07#27561
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Singing Bell Strike 81%
$0.04#22497
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Ringing Strike Mastery 81%
$0.15#14343
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Colossification 81%
$0.67#3937
"When this Aura enters, tap enchanted creature."
+1 more matching line
Containment Protocol 81%
$0.28#29119
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Charmed Sleep 81%
$0.10#15232
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Winter's Rest 81%
$0.28#12505
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Claustrophobia 81%
$0.05#18730
"When this Aura enters, tap enchanted creature."
+2 more matching lines
Starlight Snare 81%
$0.12#20167
"When this Aura enters, tap enchanted creature."
+2 more matching lines