Name:Convolute
ManaCost:2 U
Types:Instant
A:SP$ Counter | Cost$ 2 U | TargetType$ Spell | TgtPrompt$ Select target spell | ValidTgts$ Card | UnlessCost$ 4 | SpellDescription$ Counter target spell unless its controller pays {4}.
SVar:Picture:http://www.wizards.com/global/images/magic/general/convolute.jpg
Oracle:Counter target spell unless its controller pays {4}.