In Naruto: Reborn with a Chat Group - Chapter 89 - : Madara, it’s not too late, is it?

The doomsday fell upon the earth when a dragon coffin sealed under a snow mountain for ages shifted, and the civilization of gods and devils began. The whole universe turned into a fantastic new world where everyone could rise to the top through cultivation. A lucky young boy seized the opportunity, and started his journey to be an overlord in cultivation.

- Description from Novelupdates

When he woke up, Chen Xiao, a tech elite business genius, was reborn in a parallel world in 1999, another self standing at the gate of the college entrance examination.

This year……

OICQ was just born, and Goose Factory employees pretended to be girls and chatted with male netizens. Ma Yun was regarded as a liar and was forced to leave Yanjing to start a business in Suzhou and Hangzhou. Li Hong rented two rooms at the Yanjing Hotel and discussed the prototype of whiteness…

This year, Chen Xiao took the black technology guide of the future world, from social software to domestic systems, from domestic chips to artificial intelligence, from new biological energy to DNA remodeling to fight cancer; from quantum technology to anti-gravity engines…

He won the title of “Forbes” and dominated the global media. He suddenly found that he had accidentally changed the world.

- Description from novelbuddy

Monster Fusion: Rise of the Vice Sect LeaderRay Darkheart was cursed forever unable to cultivate, even after reincarnation. No technique, no bloodline, no divine intervention could change his fate. His body rejected all forms of cultivation, leaving him powerless in a world where strength ruled.But fate was not so absolute.One day, he awakened the Monster Fusion System a power unlike any other. By fusing two monsters of the same rank, he could create something far stronger, evolving them beyond their natural limits. Each fusion carried forward enhanced traits, bloodlines, and abilities, forming creatures that defied logic itself.Yet power came at a price.To advance, to unlock the system’s hidden functions, he needed spiritual stones countless, unending spiritual stones. Every ability, every upgrade, every path forward demanded a fortune. Alchemy, formations, talismans, swordsmanship nothing was beyond his reach, as long as he could afford it.Thus, Ray chose the only path left to him.If the world would not grant him strength, he would take it for himself. As the Vice Sect Leader, he would amass wealth, plunder resources, and rob cultivators blind not for greed, but for survival.A powerless man? No.A schemer, a thief, a legend in the making Ray Darkheart would rise.[sect building] [business empire] [disciple cultivation] [comedy] [alchemist] [formation master] [sword dao] [system] [monster fusion] [resource management] [plundering] [strategic growth] [power progression] [cultivation world]

Leiyin accidentally crossed into the One Piece World, and accidentally obtained the Naruto System.