Building A Business Empire From Scratch In Another World - Chapter 1 - - Felix Morningstar

Anyone who could construct a stable Spell Model could become a Wizard — that was the Wizards’ ultimate secret! Having been given a new life as the son of an aristocrat and armed with a super quantum computer from his past life, Spell Models came as easily as breathing to Merlin. With this overwhelmingly huge advantage, would Merlin become the greatest Grand Wizard of all time?

- Description from Novelupdates

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

“THE NEW GATE”, an online game that trapped its players and turned into a death game, was now releasing the thousands of players that had been dragged into it, thanks to the efforts of Shin, one of the most powerful players. But after having defeated the last boss and freed everyone, he was swallowed up by a strange light and found himself inside the game world 500 years in the future and unable to leave.

Jin Lin was not an object within the pond; he would transform into a dragon upon meeting the wind and clouds!

Yu Haoran returned to his youth. Not only did he retain all the memories of his past life, but he also obtained omniscient and omniscient domain towers that could accelerate time.

Look at him: Seize opportunities, seize good fortune, destroy enemies, stir up trouble!

This was a story of leveling up and killing monsters.

- Description from Novelupdates