Shinji Matou at Your Service - Chapter 994: The Clash of Myths, Part Four

A chance to change, to challenge destiny, making dreams a reality, and live a legend! A regular man gains a system that allows him to turn into a fish!

- Description from Novelupdates

A fourth chance at life. The last chance.Zarek remembered when he first experienced the Godsfall Apocalypse. Those tears of red and sparkling rouge that split the skies, opening up one dangerous realm after another.That feeling of helplessness had been palpable, heavy... suffocating. It hung above his head like a guillotine, an edge graced by death's kiss...He grinned at it.One last ride, no Talents left on his stat screen, and nothing but a dull machete and his girl by his side. What was a better thrill than that?How could he possibly fail a fourth time?Unfortunately, there were others. Other Rebirthers. Some that might have been on their last attempt just like him, or some that still had more to give to this cruel world.None of it mattered, though. He had planned everything out meticulously, each life playing its own role.He would come out on top this time. How could he not?He was Zarek Ashborn.

Ariadna Lereg Ilestri Pre Agrigent. And so my life begins with this ridiculously long name, born to royalty and the center of attention — all because of one dangerous man; the veritably insane tyrant king, ruthless conqueror of ten empires, nightmare of all continents… and my father?! Will I be able to survive this maniac?

Gawain is dead and was transmigrated, but there was a slight problem during the process.
After floating for more than a hundred thousand years on a different continent, he felt that he might need a body to become a complete transmigrator, but he did not expect that…