Underworld System: I Can Temper My Body Without Limit After Capturing Souls

Lin Yunfeng is reborn in a world of dark spirits, where vengeful ghosts run rampant and the Six Paths are in chaos.

However, he awakens the strongest Underworld System.

You, vengeful soul and wicked ghost?

You, Ghost King of a chaotic age?

You, Ghost Emperor who bewitches the world?

All of you, hauled straight into the underworld!

Be you human, ghost, or god!

The underworld is established, and I shall rule the new order of the three realms!