Getting hit with that flaming metal ball would be a real bad day on the plane of Ravnica. Why is this zombie monster stomping around the streets of Ravinica? Where do these things come from?
Well, I will tell you why and where they come from, dear reader. The dreadhorde butcher is part of the army of zombie eternals, which the elder dragon Nicol Bolas used to invade the city of Ravnica. They come from the plane of Amonkhet.
Guess which plane I don’t want to visit now. Here’s a hint: it’s both.