Pit Spawn 
Creature — Demon
First strike
At the beginning of your upkeep, sacrifice this creature unless you pay .
Whenever this creature deals damage to a creature, exile that creature.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL