Ghoulcaller Gisa 
Legendary Creature — Human Wizard
, 
, Sacrifice another creature: Create X 2/2 black Zombie creature tokens, where X is the sacrificed creature's power.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL