MTL - Husband Indulges In Hidden Marriage - Chapter 3939 Stop being pretentious and come over here

An Individual from Earth finds themselves in the Shinobi World, equipped with a Scientific System. From that moment, he delved into scientific research far ahead of its time.

I’ll give you an opportunity—but not for free.Gates have opened all over Earth, unleashing hordes of monsters from other dimensions. Humanity stands on the brink of extinction, with only ten years left until the end of Earth as it is.With my awakened skills, Record and Time Rabbit’s Luggage, I’ve spent seventy-six lifetimes trudging through these grueling regressions. The repetition ends here, on this Attempt.But it’s unfair if I’m the only one suffering, right? So let’s share the burden.“Ah, don’t sweat it! I’ll give you a good opportunity. For what you’re getting, it’s a bargain, don’t you think?”

Horror of the Continent: The Immortal King Brings Despair, While the Light Knight Defies the Divine Will.In an era of chaos, numerous heroes emerge, striving to navigate the tumultuous land. However, amidst this turmoil, sudden and enigmatic forces make their appearance on the continent.Little did they know, it was all me.…To be precise, they were my alter egos sent to this other world.#Unintentionally becoming the villain of the world.#Somehow, I become both the demon king and the hero.#One person, multiple roles.

Reborn into a world shaped by ashen storms, brutal blizzards, and sword-wielding sorcerers, Arilyn must forge his own path.Magic is abundant, spread far and wide by the realm-spanning Grand Spell. Even in the frail body of a newborn, Arilyn is rewarded with attributes, points, and power simply for stubborn hard work. Yet not everything is as bright as it seems. Legends walk the land, and the Blight Lords are hell-bent on resurrecting the Old God.None of this should have mattered to him, living on the fringe of the empire—until strange rumblings rise from the heart of the Candor Mountains.What to Expect: • [Reincarnation, but the MC does not retain any memory of his past in the beginning.]• [Slice of Life, Crafting, Spellcrafting, Training, Slow burn, Weak to Strong, and silly things] • [LitRPG elements, Detailed Magic system, Greek/Roman Empire-esque settings]• [Magic Academy, Eventually]• [Beast Companion?] • [No harem]