Rite of Belzenlok

I, II — Create two 0/1 black Cleric creature tokens.

III — Create a 6/6 black Demon creature token
with flying, trample, and "At the beginning of your
upkeep, sacrifice another creature. If you can't, this
creature deals 6 damage to you."

After the Great Patriotic War the Soviets had triumphed over the evil Germans. Now the Germans had joined the benevolent USSR, but could these new inheritors of liberty be trusted?