The Achievement Junkie - Chapter 51 Change of Plans

This is the story of a man who had no choice but to become a villain.But not just any villain because even villains have standards.This is the journey of a man learning how to become one. And to help him, the MC has access to an unlimited number of villains in his System Space, pulled from across all realities from every known dimension: Murim, Cultivation, Supernatural, Urban, Martial Arts, Mecha, and beyond.So what is it that Razeal can learn?What can he teach? And why?How can someone with knowledge from nearly every kind of reality reshape the one he’s living in?Someone with the potential to access everything the multiverse has to offer?Tired of seeing the same ideas repeated?The same system copy-pasted with no soul?No real character building no personalities, no free will?Come read this.Who knows you might find something worthwhile.

I opened my eyes to find myself in another world. For some odd reason, I ended up as a sword. Before my eyes laid a plain full of magic beasts, and so, I launched my body and flew in search of a partner, a wielder (females only).

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

After being sent to another world because of a god's mistake, Lin Fan obtained the ability to...tame?

“What? As long as I raise affection, I can tame anything? Even gods?”

“Could I even make a harem with this power?”