Rethink 
Instant
$0.13 #23354 0.43 26.4 years
Counter target spell unless its controller pays 
, where X is its mana value.
, where X is its mana value.Click a line or tag to filter
Cards similar to Rethink 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.
Clash of Wills92%
$0.20↑#12412↑0.29↓11.3 years↓
"Counter target spell unless its controller pays ."
."
Quench92%
$0.16↑#13312↑0.12↓7.7 years↓
"Counter target spell unless its controller pays ."
."
Runeboggle90%
$0.05↓#264040.4720.7 years↓
"Counter target spell unless its controller pays 
."
."
Revolutionary Rebuff88%
$0.11↓#223590.19↓10.1 years↓
"Counter target nonartifact spell unless its controller pays ."
."
Mindswipe88%
$0.33↑#14900↑0.13↓12.1 years↓
"Counter target spell unless its controller pays . this card deals X damage to that spell's controller."
. this card deals X damage to that spell's controller."
Mana Tithe87%
$0.80↑#2142↑0.62↑19.7 years↓
"Counter target spell unless its controller pays ."
."
Overrule87%
$0.15↑#213000.10↓20.5 years↓
"Counter target spell unless its controller pays . You gain X life."
. You gain X life."
It'll Quench Ya!86%
$0.23↑#3673↑0.27↓0.9 years↓
"Counter target spell unless its controller pays ."
."
Soul Read86%
$0.22↑#16107↑0.14↓3.9 years↓
"• Counter target spell unless its controller pays 
."
."
Offering to Asha86%
$0.07↓#264560.00↓17.5 years↓
"Counter target spell unless its controller pays . You gain 4 life."
. You gain 4 life."
Spell Rupture85%
$0.16↑#11658↑0.25↓13.7 years↓
"Counter target spell unless its controller pays , where X is the greatest power among creatures you control."
, where X is the greatest power among creatures you control."
Force Spike84%
$0.97↑#13332↑0.3332.4 years↑
"Counter target spell unless its controller pays ."
."
Thassa's Intervention84%
$0.35↑#7202↑0.11↓6.7 years↓
"• Counter target spell unless its controller pays twice ."
."
Spectral Denial83%
$0.35↑#7953↑0.00↓1.5 years↓
"Counter target spell unless its controller pays ."
."
Complicate83%
$0.23↑#13659↑0.00↓24.0 years↓
"Counter target spell unless its controller pays 
."
."
Censor82%
$0.20↑#13500↑0.10↓9.5 years↓
"Counter target spell unless its controller pays ."
."
Spell Snip82%
$0.12↓#273870.14↓18.0 years↓
"Counter target spell unless its controller pays ."
."
Mystical Dispute82%
$0.37↑#10856↑0.00↓7.0 years↓
"Counter target spell unless its controller pays ."
."
Supreme Will82%
$0.14↑#8945↑0.17↓9.3 years↓
"• Counter target spell unless its controller pays ."
."
Evasive Action82%
$0.26↑#18189↑0.4425.4 years
"Counter target spell unless its controller pays for each basic land type among lands you control."
for each basic land type among lands you control."