Mindswipe 
Instant
Counter target spell unless its controller pays . Mindswipe deals X damage to that spell's controller.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Counter target spell unless its controller pays . Mindswipe deals X damage to that spell's controller.