MTL - Invincible Exchange System - Chapter 437 Cooperation

Zhou Donghuang, a man from the Earth, is able to destroy any planet in the universe without lifting a finger. His supreme will can sweep across the vast cosmos in the blink of an eye. And his immortal spirit can depart from his body and wander around the universe!

In Kunlun Mountains lies a circular slate, which brought him back to one thousand years ago…

- Description from Novelupdates

This novel is also known as The Demons Beside Me

Chen Zhao can summon demons and see Death.

“Beelzebub, use your Gluttony ability to treat this patient’s anorexia.”

“Raymond, this old man wants to regain his manly function. You know what I mean.”

- Description from Novelupdates

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

Chen Chao dreamt of becoming a powerful immortal cultivator, flying on his sword and vanquishing enemies with daoist magic. His hopes were dashed when he discovered that he had absolutely no talent for immortal cultivation.

Refusing to submit to his fate, Chen Chao joined the ranks of countless other talentless martial artists and embarked on the path of martial cultivation, a path scorned by the immortal cultivators.

In this era of strife where martial cultivators, immortal cultivators, and demonic cultivators wrestled for hegemony, Chen Chao will either rise to the top or fall into eternal damnation.