Nightmare Realm Summoner - Chapter 37: The portal back

The strongest hero of humanity, Kim Sung Bin.

“One Generation Immortal Venerable” Luo Chen was attacked and reborn and returned to Earth.

He is an ordinary person, facing the contempt of his girlfriend, the ridicule of his rivals, the miserable life of his parents, and the threats and provocations of the rich and young.

He vowed to change the injustice of fate, stand on the pinnacle of this world, and tell everyone that Luo Chen had been here.

- Description from MTL

Mu Yue traveled to the world of Naruto and became an ordinary chuunin teacher at Konoha Ninja School and a member of the Root Organization.

Fortunately, after awakening the teacher system, you can become stronger by teaching.

In order not to become Danzo’s consumables, Mu Yue worked hard to teach and increase her strength.

“Complete the teaching rated A for the first time and receive the reward – mastery of fire attribute chakra properties change.”

“Under your guidance, Uchiha Shisui has worked hard to practice, and his overall strength has been greatly improved, and he has been rewarded – the Immortal Human Body!”

Under Mu Yue’s guidance, Zhishui understood that the village’s enemies were not necessarily other big countries, but could also be within the village. People who spoke righteously about the will of fire might not necessarily act in accordance with the will of fire.

Obito got rid of the title of being the weakest person in the ninja school, and Metkai became a master of physical skills even earlier…

- Description from novelbuddy

19 year old son of Earth's Destiny Hero, Shiro Moji, Ryder Dawn is tasked with a fate only he can complete as one of three Destiny Children. As a sophomore of a top university in Texas, Trinity Valley University, Ryder only wants to live a normal life without the stress of being the hero Earth needs.Once Ryder is ready to confront his fate, his mentor and guardian, Charlotte White, takes him under her wing as the The Ace in her organization, Sanctuary Agency.Their main goal as the agency is to stop the Syndicates once and for all, bringing back the peace Shiro and Karma fought hard to bring to Earth.