There’s No Such Thing as a Bad Hero in the World Full Chapters                    

There’s No Such Thing as a Bad Hero in the World is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here.

“A man once called the strongest in the world. The heavyweight champion of the world’s largest martial arts league. Choi Hyun-seok, who was once the mightiest man, begins a new life as a hero in another world after his death. ‘A hero who monopolizes wealth, fame, and beautiful women!’ Dreaming of a glorious future, he arrives in the other world, only to encounter a monstrous beast with a head one size larger than his own. The monster, a high-ranking officer of the Demon King’s army, asked: ‘Hero? Are you the so-called hero?’ ‘Uh… I guess I’m the hero…?’ And so, hell began.”