Reborn Master vs. School Beauty - Chapter 506

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

prev name: In mha with jjk power.---------[mha synopsis]“Hero? Villian? It is all redundant.”“There is no such thing as good or bad, only interest is what matters.”Kurokai Sento said as he faced the inheritors of One For All and All For One standing against him with their fellow Heros and Villains.“Why? Why?! Just what is your motive?! Kurokai!”Kurokai smiled and replied calmly.“Motive? Of course, there is, unfortunately, none of you can understand.”--------------------------------It is a multiverse travel type of fanfic. The first world will, of course, be MHA(complete). Then Overlord(Ongoing), danmachi(ongoing)You can directly start reading from Overlord if you want, it won't affect the flow.---------------[Overlord synopsis]Lioro blankly looked at the game like screen in front of him.It seems he has traversed to Overlord world with a Yggdrasil like game template![Ding! Congratulations on getting the special profession 'Dimensional Traveler']“......”Can it take me home?

In a world where magic intertwines with reality, a dying human girl named Elara awakens to find herself in a foreign land. The air smells of ancient forests, and the sky is painted with hues she’s never seen before. Before her stands the enigmatic Demon Queen, Seraphina, her eyes as cold as the ice that encases her throne.Seraphina proposes a desperate bargain: a contractual marriage between them. In exchange for Elara’s hand, Seraphina promises to save the crumbling human kingdom from impending doom. Elara, with nothing left to lose, accepts, thrust into a web of intrigue, danger, and forbidden emotions.As they embark on their perilous adventure, Elara discovers that Seraphina’s icy demeanor hides a tragic past. The Demon Queen’s power is unmatched, her wrath swift and merciless. Yet, beneath the frost, Elara glimpses vulnerability—a longing for connection that defies her ruthless reputation.

She, the tribe leader of the Miaojiang witch tribe, was reborn as a pitiful little girl that everyone could bully.