Thought Collapse 
Instant
$0.32 #5686 0.29 7.6 years
Counter target spell. Its controller mills three cards.
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Cards similar to Thought Collapse 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.
Psychic Strike100%
$0.28↓#9042↓0.14↓13.6 years↑
"Counter target spell. Its controller mills two cards."
Countermand100%
$0.06↓#14082↓0.2912.3 years↑
"Counter target spell. Its controller mills four cards."
Didn't Say Please96%
$0.34↑#3431↑0.196.9 years
"Counter target spell. Its controller mills three cards."
Tome Scour88%
$0.14↓#11838↓0.50↑17.1 years↑
"Target player mills five cards."
Glimpse the Unthinkable88%
$3.56↑#51790.43↑20.9 years↑
"Target player mills ten cards."
Thought Scour86%
$0.43↑#1784↑0.18↓14.6 years↑
"Target player mills two cards."
Compelling Argument84%
$0.18↓#16435↓0.14↓9.4 years↑
"Target player mills five cards."
Merfolk Secretkeeper // Venture Deeper83%
$0.27↓#13258↓0.13↓6.9 years
"Target player mills four cards."
Outwit82%
$0.07↓#23869↓0.18↓14.3 years↑
"Counter target spell that targets a player."
Returned Centaur82%
$0.04↓#21302↓0.11↓12.9 years↑
"When this creature enters, target player mills four cards."
Homarid Explorer82%
$0.08↓#24051↓0.71↑8.4 years
"When this creature enters, target player mills four cards."
Dampen Thought82%
$0.14↓#22389↓0.13↓21.9 years↑
"Target player mills four cards."
Merrow Witsniper82%
$0.26↓#26272↓0.53↑18.6 years↑
"When this creature enters, target player mills a card."
Induce Paranoia82%
$0.25↓#21361↓0.47↑20.9 years↑
"Counter target spell. If 
was spent to cast this spell, that spell's controller mills X cards, where X is the spell's mana value."
was spent to cast this spell, that spell's controller mills X cards, where X is the spell's mana value."
Dream Twist82%
$0.21↓#11841↓0.00↓14.9 years↑
"Target player mills three cards."
Wall of Lost Thoughts82%
$0.21↓#13972↓0.277.6 years
"When this creature enters, target player mills four cards."
Brain Freeze81%
$1.89↑#784↑1.02↑23.3 years↑
"Target player mills three cards."
Cancel81%
$0.06↓#2057↑0.2919.9 years↑
"Counter target spell."
Ray of Erasure80%
$0.19↓#21360↓0.3131.3 years↑
"Target player mills a card."
Desperate Bloodseeker80%
$0.19↓#14392↓0.00↓2.4 years↓
"When this creature enters, target player mills two cards."