Absolute Regression - Chapter 261

An ultimate warrior, the one and only Alchemy Emperor, Ling Han, died in his quest to achieve godhood. Ten thousands years later, he, with the ‘Invincible Heaven Scroll’, was reborn in the body of a young man with the same name. From then on, winds and clouds moved as he set himself against the uncountable geniuses of this new era. His path of becoming a legend has begun once more. Of all eras underneath the heavens, I am the strongest!

- Description from Novelupdates

“Mr. Kira, many people believe that the current dueling environment has become increasingly toxic, with dominant trends of heavy traps and defensive, closed-off playstyles. They say this unhealthy atmosphere was brought about by you, as the new generation's Duel King. What do you think about this?” a reporter asked during an interview.“Slander! Pure slander!”Kira was angered by this accusation.“Why say it was me who started this?”“Dueling has always been like this!”It's not his fault.Who let him play Yu-Gi-OH!

Shaymon, the man who has achieved the apex of dark magic, is framed as being a Demon King and is killed.

Kiro is a slave branded with a deadly collar, forced to work in brutal mines under the ruthless Kargal Empire. Each year, slaves are hunted for sport in the deadly Hunting Games—a fight to the death on a savage alien moon. This year, Kiro is chosen to play. Sent into a wilderness filled with monsters and traps, survival seems impossible. But something ancient watches from the shadows—and it has plans for him.