ManBearPig

All players can block ManBearPig.
{ut}: Sacrifice another Human.
{b}{b/r}{r}: ManBearPig fights another creature.
Exile ManBearPig: Summon a 20/20 Satan with Indestructible, Vigilance, and Flying.
Summon a 10/10 God for each opponent. ManBearPig cannot return to the command zone.