Bonded Summoner - Chapter 12BS7 - : Uniting with Hearthtribe

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

In a world where money and power trumps all, Ahn Soo Ho, A.K.A. Magician, uses his superhuman abilities and his knowledge of the intelligence world to climb to the very top of the totem pole.

The Honoured One... A title bestowed upon the one who's pleasure and displeasure matter above all else within the bounds of Heaven and Earth.That is who I have become. Satoru Gojo - The Six Eyes may have claimed this title for himself, declared it to all of Creation and went unchallenged for it for years, till the awakening of the man I have been transmigrated as.I intend to honour that title.Power is meant to be used - to change one's life with.And change it I shall.----------------------------(Author note: This guy will be a lot like Sukuna in personality, but not a carbon copy - he will have his own views and thoughts that will contradict canon Sukuna, cause this guy is a transmigrated soul from our world who was thrown into the Invincible world with all of Sukuna's powers.Also, he was geniunely Sukuna in his past life.Romance: Sukuna X Yandere EveSukuna is in the body of Megumi (Shadows yet to be tamed)Read the auxiliary chapter for Sukuna's power level compared to this world, because I am taking some vague statements about Sukuna in JJK canon, to make him strong enough to not just be crushed in an instant in a world with Viltrumites.Hope to see you guys soon,Bye!)

After picking up a phone on the streets, Feng Yuchen was sent to the world of High School of the Dead. He, along with 100 people, have to travel through various worlds, fight and solve quests in order to survive.

Whoever dies in that world, would be teleported back to the real world without memories of what happened before and die in an accident one year later.

- Description from Novelupdates