Gate to the Dark Realm

[Not saintly + profit-driven + scheming + no female lead]

A black sphere appears near the sun.

Is it an alien civilization, or a system of immortal cultivation?

Mysterious crystals appear in the world, along with supernatural beings from ancient times.

Does this herald the dawn of an entirely new era?

As mutations begin and living creatures rise to the same level of the food chain as humans, can humanity still stand at the top?