Name:Spell Burst
ManaCost:X U
Types:Instant
A:SP$Counter | Cost$ X U | TargetType$ Spell | ValidTgts$ Card | SpellDescription$ Counter target spell with converted mana cost X.
SVar:X:Targeted$CardManaCost
K:Buyback 3
SVar:RemAIDeck:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/spell_burst.jpg
Oracle:Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)\nCounter target spell with converted mana cost X.