Ixidor's Will 

Instant
$0.19 #22813 0.00 23.9 years
Counter target spell unless its controller pays
for each Wizard on the battlefield.
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Cards similar to Ixidor's Will expected a card that isn't here?
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"Counter target spell unless its controller pays
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"Counter target spell unless its controller pays
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"Tap an untapped Wizard you control: Counter target spell unless its controller pays
."
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"Until end of turn, Wizards you control gain "
: Counter target spell.""
Oppressive Will76%
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"Counter target spell unless its controller pays
for each card in your hand."
Lookout's Dispersal75%
$0.24↑#10542↑0.40↑8.9 years↓
"Counter target spell unless its controller pays
."
Override75%
$0.17↓#184110.45↑22.9 years
"Counter target spell unless its controller pays
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Protect the Negotiators74%
$0.25↑#11807↑0.22↑4.0 years↓
"Counter target spell unless its controller pays
for each creature you control."