The King's Avatar – For The Glory - Chapter 2 - Friends from the Start, Opponents for Life (1)

Imperial soldier Suldak Helansa joined the infantry regiment of the Grand Duke Newman in Bena province, participated in the Warsaw plane war, and rescued a young man in the forest battle. This qualified young man suffered some injuries. Injured, still a mute, Suldak brought him into the barracks, and what we are telling is the story of this young man of unknown origin…

- Description from novelbuddy

When he returned to the World of Martial Arts, the game was filled with blood and battles! Chen Kaixin had chased after the footsteps of the one emperor, two empresses, three princes, seven dukes, and thirteen aces for three years, but during the eve of the Sword Among Us tournament in Mount Hua, he was ambushed by evil bastards, and was killed so much that his level dropped to that of a newbie. He completely lost the chance to join the ranks of the powerful players in the game! In great disappointment, Kaixin quit the game and got drunk so that he could forget his sadness, but during that stormy night, Chen Kaixin found that he had actually dreamed for a total of three years, because when he woke up again, he woke up to three years ago, when he was still a student.

- Description from Novelupdates

Wyatt Jacob, a young man who hated the profession he once loved as a marine biologist after being brutally castrated and sexually assaulted by a pod of dolphins, had lived his life with pain and suffering as an impotent man having no other choice than to continue his work as a marine biologist with the emotional trauma that now accompanied it to earn a living.

But that was until he met the 'Happiness god' who granted him the chance to be reborn in the 'World of Tharcania'. A world filled with wonders and mysteries as 'a pirate; -'a prince exiled by his empire and thrown into the sea.

Now given another chance to live his life with his little brother intact, Wyatt will sail the seas of the 'World of Tharcania', exploring its beauty and wonders with the various pleasures that came with it.

The leader of the thousand demons, the Demon God Chun YeoWoon. Due to an unfortunate accident, he had been sent to the distant future.