MTL - My Chip that Disguises Itself as a Cell - Chapter 227 Commander Pang's suggestion

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

Waking up in the body of a 6-year-old boy a few years before Cintra is destroyed, Madara receives a system that gives him the ability to gain the powers of Uchiha Madara.[The peak of Uchiha Madara's system is before he becomes the ten-tails jinchuuriki.]The system's percentage does not stop Madara's power, but rather the system's release. After all, I don't want to see a character who goes around killing everyone from the beginning of the story.

[Class changing to the hidden class, Demonic Swordsman.] [You are the first one to discover the hidden dungeon.] [You are the first one to discover the hidden…] [You are the first one…] [You are…] I’m a gamer who uses ESP.

This is a world where a king is the most powerful.

Being a king make you can travel through the world and choose the strongest people in the sub-worlds as retinues

As long as countries are established in different dimension spaces, they can integrate their resources, land, civilization, and cultivation system into their own king’s world to expand their territories and accelerate the process of civilization.

Qin Yi soon discovered that these dimensions were familiars to him from his previous life.

in Naruto s world, the integration of ninja civilization, the whole people are ninja. into bleach world, conquer the world, expand the world map let the world evolve into a shinigami civilization.

Is this just finished? No, everything is just beginning!

Dragon Ball, journey to the west, Marvels, Pirates, all the sub-worlds, is the nourishment of the King’s world civilization!

The first subject he met was Gandalf

The first world is Naruto’s.

- Description from Novelupdates