Descent of the Demon God - Chapter 26 Portent (4)

Crossing to One Piece world, he became Roger’s younger brother.

A nordic romance that burns up coldly!

“If you had E-class or F-class skills, history would have changed.”

Jung-woo Jung, a hero who has everything except ability.

Then the world gave him unlimited power.

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates