Strongest Survival by Otome Game’s Heroine (LN) - Chapter Volume 5 3: Royal Sorcery Academy

Zero, a 35-year-old mercenary, after being betrayed by one of his teammates who told his enemy about him. He chooses suicide so that he can kill his enemy and his traitor teammate. After that, he was reincarnated into the world of magic, in the body of an 18-year-old teenager with the same name as him. However, his body does not have mana or the talent for magic. But with the help of the cultivation system, he has unrivaled power in the world and has a harem of beautiful wives.

Seo Tae Hyuk, jailed after being falsely accused.

Wonderful wizards mix and match Western magic and Eastern mysticism, and become the most unexpected wizard or Taoist priest in the world.

Tom: Watch out Vijay, Tiger Tank!

Vijay: Shrink quickly, just missing a keychain, hehe…

Tom: The mummy is resurrected, run

Vijay: What are you panicking about? Come and get a corpse talisman, stop first, just squatted in the pit and forgot to bring toilet paper…

- Description from novelbuddy

Reborn as Javier De Armand, the youngest son of a lower rank noble household, former salaryman Nakamura Junichi faces a world of privilege, chaos, and responsibility.From his earliest days as a baby to his rise as a formidable adult, Javier’s life is anything but simple., Javier must navigate the expectations of noble society while pursuing his own freedom and dreams.As he grows, he learns that nobility comes with its burdens—managing territories, forging alliances, defending against enemies, and earning the respect of both his peers and the commoners he vows to protect. But life as a noble is no fairy tale. Rival families scheme for power, enemy threaten the borders, and kingdoms teeter on the brink of war.Being the youngest son places Javier in a unique position. Neither the heir nor the spare, he must carve out his own role within his family and society. With his sharp mind, decisive personality, and memories of his past life, Javier takes on challenges that many would shy away from.Recruit allies and build his own influence, carefully balancing his desire for independence with the duties expected of him as a noble. Along the way, he must navigate family dynamics, political challenges, and his ambition to leave a lasting mark on this fantastical world.In a realm where strength, wit, and cunning reign supreme, Javier's journey blends humor, slice-of-life moments, and lighthearted chaos as he crafts his own destiny while keeping those closest to him by his side.