Slaughter Pact 
Instant
Destroy target nonblack creature.
At the beginning of your next upkeep, pay 
. If you don't, you lose the game.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Destroy target nonblack creature.
At the beginning of your next upkeep, pay . If you don't, you lose the game.