MTL - Unparalleled Emperor - Chapter 4159 Space mother fire!

Aaron, a wildlife biologist, became a military strategist right after a global war between nations began.He never wanted to participate in the war but he had to, because he wanted to continue his studies on endangered species the moment the war was over, but to his surprise, everyone in his unit were killed, including him, and the next thing he knew, Aaron woke up in the body of a young noble having a similar name to his.However, he also noticed he had awoken in a world different from Earth.In this world, demonic beasts ran rampart with only one thought in mind, causing them to feed on anyone they see, be it humans, elves or even magical beasts as well.During his first encounter with a magical beast, Aaron awakened a system which allowed him to bond with magical beasts and to obtain terrifying abilities from these bloodcurdling magical beasts, so he used his experience as a wildlife biologist to help make it easier for him to bond with these beasts.However, Aaron also noticed he could evolve these beasts if their loyalty towards him had reached a certain level, so he vowed in his heart to grow strong enough to protect those he cared about in this world with the hope of living a happy, peaceful life where he'll be able to focus fully on his passion as a wildlife biologist.

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

[WSA 2025] To confront the threat posed by monsters and demons, humanity summons a hero endowed with a mysterious system and an unrivaled capacity for evolution. He becomes the last bastion of hope for mankind. However, one of his mistakes gives rise to a calamity far worse than the Demon King.This calamity is conceived in a dungeon, abandoned as a fetus by its mother, and raised by the Demon King himself. Upon the Demon King's death, all the restraints he had placed upon the creature are shattered. Thus, the hero's nameless son begins to lay waste to everything. The greatest calamity the world has ever known is born.

As a house servant, Gu An accidentally shattered a jar of Spirit Flowers in his youth, and in his panic, he discovered that he had seized twelve years of life span!A path to immortality thus unfolded before Gu An's eyes!In order to cultivate in peace, Gu An chose to become a Servant Disciple of the Supreme Sect, planting medicinal herbs daily to cultivate by seizing the life span of these herbs.Through the evolution of life span, his Basic Skill constantly evolved, deducing from Basic Sorcery to reach Divine Skills that connected to heaven!Eras changed, constellations shifted, and the Mortal World transformed vastly.Gradually, legends of immortals emerged in the Mortal World.The immortal known as Gu An expended half of his life span, helping his Cultivation Level break through the limits of the Immortal Path and achieving the realm of a Saint, soaring above the heavenly laws.However, one day, a white-robed old man with a saintly presence came to visit Gu An.“I am Xuan Qing from the Heavenly Stars above, appointed by the Heavenly Emperor Tai Hao. Hearing of Daoist Friend's numerous benevolent deeds in the Mortal World and your countless rescues of the living beings here, the merits are immeasurable. Thus, I have been dispatched from the Lower Realm to invite Daoist Friend to join the ranks of the immortals, to take up an immortal office, the Divine Steed Celestial Official.”“May I ask what the duties of the Divine Steed Celestial Official are?”“In the Heavenly Court, there are divine steeds that can traverse earth and heaven and penetrate Yin Yang. The Divine Steed Celestial Official is responsible for looking after and feeding these divine steeds.”Huh? Taking care of horses? Groom?!