Name:Meltdown
ManaCost:X R
Types:Sorcery
A:SP$ DestroyAll | Cost$ X R | ValidCards$ Artifact.cmcLEX | References$ X | SpellDescription$ Destroy each artifact with converted mana cost X or less.
SVar:X:Count$xPaid
SVar:RemAIDeck:True
SVar:Picture:http://www.wizards.com/global/images/magic/general/meltdown.jpg
Oracle:Destroy each artifact with converted mana cost X or less.