Ionize 
Instant
$0.30 #7534 0.40 7.9 years
Counter target spell. Ionize deals 2 damage to that spell's controller.
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Cards similar to Ionize expected a card that isn't here?
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Outwit90%
$0.07↓#23869↓0.18↓14.3 years↑
"Counter target spell that targets a player."
Cancel88%
$0.06↓#2057↑0.29↓19.9 years↑
"Counter target spell."
Mindswipe87%
$0.36↑#14660↓0.29↓11.9 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."
Vex85%
$0.06↓#24571↓0.30↓22.6 years↑
"Counter target spell. That spell's controller may draw a card."
Out of Air84%
$0.20↓#13810↓0.53↑2.8 years↓
"Counter target spell."
Contradict84%
$0.06↓#19487↓0.00↓11.4 years↑
"Counter target spell."
Ertai's Scorn84%
$0.27↓#9323↓0.17↓4.0 years↓
"Counter target spell."
Double Negative82%
$0.27↓#20950↓0.09↓17.3 years↑
"Counter up to two target spells."
Frazzle82%
$0.13↓#29954↓0.11↓20.6 years↑
"Counter target nonblue spell."
Frilled Mystic81%
$0.19↓#71890.56↑7.6 years
"When this creature enters, you may counter target spell."
Minor Misstep81%
$0.17↓#14720↓1.00↑3.6 years↓
"Counter target spell with mana value 1 or less."
Last Word80%
$0.65↑#18697↓0.67↑22.6 years↑
"Counter target spell."
Thoughtbind80%
$0.05↓#29397↓0.3321.9 years↑
"Counter target spell with mana value 4 or less."
Familiar's Ruse80%
$0.36↑#69710.12↓18.9 years↑
"Counter target spell."
Fall of the Gavel79%
$0.13↓#24691↓0.29↓13.9 years↑
"Counter target spell. You gain 5 life."
Absorb78%
$0.35↑#3709↑0.30↓25.9 years↑
"Counter target spell. You gain 3 life."
Deprive78%
$0.39↑#9756↓0.19↓16.4 years↑
"Counter target spell."
Undermine78%
$1.59↑#61720.27↓25.9 years↑
"Counter target spell. Its controller loses 3 life."
Spell Snare78%
$0.42↑#84420.3920.3 years↑
"Counter target spell with mana value 2."
Lay Bare77%
$0.08↓#24284↓0.27↓16.4 years↑
"Counter target spell. Look at its controller's hand."