Flash Counter 
Instant
$0.22 #18124 0.05 32.3 years
Counter target instant spell.
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Dispel96%
$0.28↑#919↑0.33↑16.6 years↓
"Counter target instant spell."
Burnout88%
$1.50↑#12364↑0.60↑30.2 years↓
"Counter target instant spell if it's blue."
Disrupt88%
$0.27↑#10216↑0.43↑29.2 years↓
"Counter target instant or sorcery spell unless its controller pays ."
."
Dismiss87%
$0.14↓#11646↑0.50↑28.9 years↓
"Counter target spell."
Counterspell85%
$2.27↑#16↑0.70↑33.1 years
"Counter target spell."
Bant Charm84%
$0.28↑#4974↑0.39↑17.9 years↓
"• Counter target instant spell."
Avoid Fate84%
$10.59↑#8333↑0.59↑32.3 years
"Counter target instant or Aura spell that targets a permanent you control."
Intervene83%
$0.37↑#157890.50↑27.6 years↓
"Counter target spell that targets a creature."
Guttural Response82%
$1.39↑#8858↑0.53↑18.3 years↓
"Counter target blue instant spell."
Spell Blast81%
$0.09↓#200290.24↑33.1 years
"Counter target spell with mana value X."
Forbid79%
$0.61↑#8148↑0.45↑28.2 years↓
"Counter target spell."
Abjure79%
$2.04↑#6223↑1.07↑29.2 years↓
"Counter target spell."
Muddle the Mixture78%
$1.84↑#694↑0.44↑20.9 years↓
"Counter target instant or sorcery spell."
Remove Soul78%
$0.04↓#146040.1432.3 years
"Counter target creature spell."
Psychic Rebuttal78%
$0.20↓#200570.19↑11.1 years↓
"Counter target instant or sorcery spell that targets you."
Miscast77%
$1.20↑#2696↑0.31↑6.2 years↓
"Counter target instant or sorcery spell unless its controller pays 
."
."
Obscura Charm76%
$0.22#8540↑0.29↑4.4 years↓
"• Counter target instant or sorcery spell."
Force of Will75%
$58.18↑#192↑2.01↑30.2 years↓
"Counter target spell."
Flusterstorm75%
$4.99↑#307↑0.70↑15.2 years↓
"Counter target instant or sorcery spell unless its controller pays ."
."
Withering Boon74%
$12.36↑#5155↑0.74↑29.9 years↓
"Counter target creature spell."