Ghastly Demise 
Instant
Destroy target nonblack creature if its toughness is less than or equal to the number of cards in your graveyard.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Destroy target nonblack creature if its toughness is less than or equal to the number of cards in your graveyard.