The Formidable Son-In-Law: The Charismatic Lucas Gray - Chapter 1312 - Regret

Lucas Carter, a stressed-out office worker, never expected to die, let alone be reincarnated into a brutal world where beasts are the key to power. Born as the heir to a lowly barony, surrounded by elves, beastkin, dragons, and demonic clans, he was supposed to be a mere pawn, nothing more than a stepping stone for the true power players.But fate had other plans. Armed with a modern strategist’s mind and a mysterious system that grants him the ability to tame legendary beasts, Lucas quickly rises above the limitations of his birth. With the power to summon beasts, fuse them into deadly weapons, and unlock hidden skills, Lucas is no longer just surviving—he’s thriving.By his side are his loyal companions:Umbra, a Black Nemean Lion with indestructible fur and devastating roars that disrupt magic.Zephyra, a playful yet fierce Baby Wind Dragon who wields the power of wind itself.With his growing army of legendary beasts and his tactical genius, Lucas begins to build an empire. Along the way, he forms bonds with powerful women from every race, all while navigating the dangers of political intrigue, betrayal, and the constant threat of rivals who want to take everything he’s earned.One beast at a time, Lucas will carve his name into history. But in a world where strength is everything, can his cunning and loyalty to his beasts truly make him the ultimate ruler?

Achieving the power to create virtual worlds.

To expand his world, he needs to devour other worlds.

As such, the world ushered in the most greedy, sly and terrifying existence in the world ——— The Gamer

- Description from Novelupdates

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.

For every supporting female character who never realized her dreams, fulfill their wishes.Earn Points, and fulfill your own wishes.Who says supporting characters must always be stepping stones?Supporting females need not become a protagonist, but they can quietly watch from the sidelines.