One Piece: God of Space - Chapter 581 Beating Kaido

Oscar, a destitute young boy, died in a tragic accident and was reborn in the forgotten realm. As a member of the lowly Birch tribe, his solace comes from the fragments of a guardian's spirit, residing in his soul. After the decimation of his family in the hands of a powerful race known as the dreads, he embarked on the part of revenge, leading him to the path of transcendence.

ASSEMBLE, DRAGONS!Meet Daniel, a young man from Earth who, after his death, was summoned by a God called the Devouring Dragon God.The Devouring Dragon God gave him a chance to be reborn in another world—not just an ordinary world, but a fantasy world filled with dragons, phoenixes, magic powers, cultivation, and more. The kind of world no novel, anime, or manga fan would want to miss—and neither would Daniel.But nothing comes for free in this life. In return, the Devouring Dragon God wanted him to avenge the extermination of the Dragon Clan.And the enemy? The one thing everyone fears, the very name that makes all beings tremble—Gods.At first, Daniel refused. But the Devouring Dragon God simply said, “You either sink into oblivion or accept your fate.”With no other choice, Daniel agreed. In exchange, the Devouring Dragon God granted him three wishes.After being reborn, our idiotic MC expected everything to be under his control. However, after facing the harsh reality of this world, he was forged anew.Witness the epic rise of the Devouring Dragon, the last dragon, the one whose name spreads terror among Gods.The one who single-handedly rebuilt the Dragon Clan.The one whose name strikes fear across universes and the cosmos.

A Count’s Daughter who lost in the running to become the Second Prince’s fianceé, Camilla. The Prince chose a Baron’s daughter as his fianceé, and the world blessed the two’s love as fated. On the other hand, Camilla who was tailored and elevated as the love’s villain in the end, as punishment she was made to marry a terribly fat and ugly man――called『Toad of the Swamp』from his appearance, a lord of a remote region named Alois.

…but it seems pretty doable.