Save a Failed Idol's Life - Chapter 240:

Lu Jun, while traveling in Bashu, casually purchased a White Tiger pendant, only to discover it was connected to the White Tiger Totem. This unexpected event forced him to traverse into the world of Versatile Mage, a parallel universe to Blue Star. In this realm, magic flourishes, and monsters run rampant. (The story is designed to be understood without prior knowledge of the original novel, with the setting gradually unfolding.)Through the fusion of dual origins, Lu Jun awakens an innate dual-element talent and gains mastery over the never-before-seen Metal element.In the face of monstrous invasions, humanity's precarious survival, and constant infighting, Lu Jun stands atop the Sacred City and declares resolutely:“I am the King of the World. Who approves? Who opposes?”“Even if I must bear the Abyss of Calamity and hold up the Sacred City single-handedly, I, Lu Jun, remain invincible in this world!”“Sword, come!”With a single strike, the seven Archangels are nailed to the city walls, a sight that shocks all. The bodies of seven Red Cardinals pave a road of blood and boneDisclaimer: I don't own Versatile Mage or the Fan fiction i am just Translating

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

Zavier met Cosmic Consciousness after his death. He was satisfied with every system that Cosmic Consciousness exhibited, so he wanted all of them. Surprisingly, the Cosmic Consciousness obliged him.

Zavier was reborn in an isekai full of magic and alchemy. Now, he had many routes to upgrade. Interestingly, to coordinate these systems, Cosmic Consciousness gave him the gift of being able to duplicate himself. He could clone a finite number of himself to manipulate these systems.

Magus, Alchemist, Mesmer, Tamer, Hunter, Vampire, Werewolf, Dragonknight, Necromancer.....

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By the way, it wouldn't appear NTR or some bullshit harem of courtships. MC of course will have harem but not for cliches.

In a world destroyed by monster invasion, humanity is on the verge of extinction. Into this chaos comes a system that gr...