Underworld - Through the Belly of the Beast: A LitRPG Series
Surviving Lord Darius’s attack put Elorion’s level over the top. He must soon leave the Mistress’s Labyrinth for the unknown dangers of the Underworld.

There are three paths that stand before him. Should he absorb all the Blue Magic he can find, power level his fellow captives, or take on the bone palace alone?

The Underworld is waiting…