Made in part by an intense feeling of "fuck it, why not?"

The Caribou swept like a plague over Equestria, subduing the mares and brainwashing the stallions to their brutal and disgusting cause. None can stand before them, not even the Princesses, and it seems all will soon be in King Dainn's hands.

But a last ditch effort by Discord teaches them all a very important lesson: the universe is a big place, and there's always a bigger fish. A much, much, bigger, metal fish.