I'd never heard of Nemesis before but from the look Odin's face, he had.

"You're talking about the physical incarnation of Creation's answer to power imbalance." How eloquent he sounded, how in control of himself, though for some reason that very name sent my worry into a spiral. "The universal leveling that portents Armageddon." He shook his big head, beard and hair swinging. "But Nemesis is a myth. No one has ever encountered it before." He glanced about himself ...