The Prince of Hell
Nietzsche is the Prince of Hell and came to the Earth by a portal near the world tree. He explains that portals appear where conflict becomes plentiful. He seems to have a crush on Furato but is stuck on Earth when Sakura Tetsus sister accidentally drops a large rock over the portal to hell and no one can seem to move it. He is now homeless on earth and lives off of finding cans. His pet schizopherentic sea otter Zoroaster also lives with him.