Spell Blast

Instant    (CMC:1)

Counter target spell with converted mana cost equal to X.

Call it the thinking mage's version of brute force.

100 6E • ENGreg Simanson

™ & © 1993—1999 Wizards of the Coast

Legal in: Modern,Tempest Block,Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Singleton 100,Commander

Oracle Text (click to copy):

Spell Blast {X}{U} Instant Counter target spell with converted mana cost X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)

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7/1/2013
Alternative costs, additional costs, cost increases, and cost reductions don’t affect a spell’s converted mana cost.
7/1/2013
If the target spell has  in its converted mana cost, include the value chosen for that X when determining the value of the  in Spell Blast’s mana cost. For example, if you wish to counter Volcanic Geyser (a spell with mana cost ) whose X is 7, you’ll need to choose 9 for Spell Blast’s X and pay .

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