MTL - Game Materialization: My Identity As The Immortal Emperor Is Exposed - Chapter 13 Nether Religion Rebellion

Banaza was summoned to The Magical Kingdom of Kryrode as a Hero Candidate, however, due to having only the abilities of a regular citizen, he was treated as a disqualified Hero. He, who was originally supposed to be returned to his original world, became unable to return, due to the Magical Kingdom’s mistake, and, inevitably, had to live in this world. However, the moment he became Lv2, Banaza acquired every attainable skill and magical ability, and he became a Super-Cheat with Stats that transcend normal limits! Even so, Banaza , who does things at his own pace with an easygoing smile, takes Lys of the Demon race as his wife, and fully enjoys his newlywed life. He then changes his name to Furio and leads an even more laid-back life! However, chaos is in store for the Furio household; on top of a strange pet and four, freeloading Female-Knights, even a Devil and Former Demon King join in. Despite his circumstances, even with his life becoming increasingly chaotic, Banaza continues to enjoy his laid-back lifestyle. Please enjoy the story of the everyday life of the Furio family, which, with the birth of the twins, gets ever increasingly laid-back. Included is also the story of the man who became a Hero in Banaza’s place!

Master martial artists were beings that no one can obstruct. A martial arts expert has been reborn into the body of a genius whose cultivation has been abolished and has been abandoned by a woman. Therefore, he starts cultivating the art of Xing Yi Quan, producing a solar system within his dantian. His innate talent tramples over all the geniuses, and even the geniuses among geniuses.

His powerful spirit and ruthless and ambitious nature, no matter who he is reborn into, will never change! Slaughter is instinctive, being cold-blooded is his personality, exterminating an entire family is only a means towards a goal, cruelty means infamy, and chasing after women… is just an interest.

- Description from Novelupdates

One Piece World (Completed): On the eve of the summit, the Navy Headquarters urgently needs a large number of elite combat forces to deal with the Whitebeard Pirates that will attack the Navy Headquarters next.

At this time, Warring States thought of the man who once shined for a while.

“The former admiral, the man with the most potential to become a marshal!”

“He was with Roger, Whitebeard, on this sea.”

“But he was also the only general who made a big mistake and was erased by the navy.”

Recalling the past, Warring States fell into hesitation.

Whether to use him or not, this will make the Navy take great risks.

The World of Naruto (Hot Serial): Starting from becoming the younger brother of Golden Shining, starting from the night of the Nine Tails, subverting Konoha and subverting the ninja world.

Sarutobi Hiruzen: No one would have thought that the young man who had been mediocre for twenty years would possess a terrifying strength no less than that of his elder brother.

No one would have thought that Konoha’s golden flashes were two men!

- Description from novelbuddy

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.