One Piece: Dungeon Shop. Scamming Garp, Reward: Eight-Tails Jinchuriki - Chapter 272: Cursed Energy and Breathing Styles! The Clash of New and Old Powers

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

[Warning : Mature content : Lemons]Leon is reborn as a healer in the crumbling village of Eldwood, he wields a power as potent as it is provocative: the ability to cure curses, heal wounds, and even ignite temporary magical prowess by borrowing magic from his harem—all fueled by lustful, erotic encounters.Leon is not only a healer but using his magic he can also gain temporary magical powers, where he can make his own spells by combining the powers of different women.He has to fight against the demon lords and save the world using his powers and his harem of selective women and his very versatile magical powers, which are lust driven and erotic and powerful.

True Gods. Endless Divinities. Primordials. The Ancients. The Chaos. The Greater Chaos. The Infinite Realms.

Heaven. Hell. The Abyss. Purgatory. The Overvoid. The Greater Worlds. The Origin World. The Prime Verse. The Past, Present, Future.

Here. There. Everywhere. Nowhere.

“Why is it that, I cannot find any place that I truly belong? And who, or what... exactly am I, as a Mystique?”

Join our Enigma as he tries to find a place where he could belong, and fit in. While unveiling all the secrets and mysteries related to him, and his family.

Ding![QUEST: Defeat the Abyssal Realm Lord. Grimzark, The Dread of Tyrant.]DESCRIPTION: The Abyss Realm was once under the rule of Goddess Zyraena, but it fell into darkness when the Fallen God, Grimzark defeated it's guardian and took control.OBJECTIVE: Reclaim Goddess Zyraena's realm.Reward: Hidden Class, Gold Coins, Experience, Legendary Weapon, Return to Earth ,REUNITE WITH YOUR MOTHER Etc.Time Limit: None.Penalty for Failure: Death.You will be transported to the Abyss Realm in 5..4...3...Han Seojun is frail and barely more than skin and bones from a life of poverty, was raised by his hardworking mother with no knowledge of his father. At 18, he inherits the Ancient Infinite System, a power passed down for generations from Goddess Zyraena, The Former Echidna (Goddess of Monsters).Over five months, the system transforms his weak body and improves their lives. Just as Seojun is about to take his dream veterinary exam, he's suddenly summoned to the Abyss Realm, a brutal world where only the strong survive.After 500 years of Endless battle with his Guardian Cerberus named Huno and Hydra named Silla, Seojun finally reclaim the Realm.Ding![Congratulations Host! You have max your level! LV. 999,999]Ding![You have obtained a Hidden Class: SSS-Rank Abyssal Tamer.][Title Acquired: Lord of the Abyss]Upon returning, 5 years had passed since his dissapearance and finds the world transformed. Dungeons and monsters are rampant, and people now possess skills and classes granted by a system called global system Where Earth transformed A Game into Reality.People granted is known as the Awakeners and Seojun, protected by his Infinite system, rejected the global system. He is classified as a glitch—a Non-Awakened by the Global System but his level just reset to 1.