The Challenger's Return: Rebirth of the Rainbow Mage - Chapter 3: Tutorial (1)

Brolin, the nine emperor of the Black Dragon Mountain Empire, accidentally obtained the system of the realm of the world, and began the legendary journey of the battles!

In the Naruto world, with his star power, he overwhelmed the shadow-level powerhouses, grabbing reincarnation, and becoming a ten-tailed person!

Fighting the mainland, he led a large group of lords, surrounded the ancient eight clan, and confronted the peak Dou Sheng!

Covering the sky, he broke into the restricted area, seized the emperor’s scriptures and immortal medicine, and called the Lord of the human universe to fight supreme, and the sky was falling apart!

In the eternal life world, he crosses all realms, and fights against the Supreme King of Stone with the attitude of eternal true God!

Immortal continent, he jewels Jiuyang, looks down on immortal ancient, strong sky!

The perfect world, he runs across the sea, suppresses the heavens, and the Zhunxian Emperor must retreat!

Thinking of the eternal world, he ascended to the realm of Supreme Hunyuan, the fifth step of the war, Bai Xiaochun!

Heaven and earth, this is an epic of the black dragon!

- Description from uukanshu

After crossing into the story, he finds himself owning billions in assets, starting off with a stunningly alluring wife and seven exceptionally beautiful daughters.However, Xu Hao is in a panic.His identity is that of the villainous antagonist in the book, doomed to be killed by the rebellious protagonist, who will seize his wife and daughters.Fortunately, there are still two and a half years before the plot begins, giving Xu Hao time to plan ahead.Wait—he’s also activated the Emotion Harvesting System?School belles, CEOs, police beauties, mature women, lolis, queens, sisters…When the plot finally unfolds—The protagonist, a war god, returns to find his mother and sister already embracing Xu Hao.The divine doctor protagonist descends from the mountains, only to see his fiancée heavily pregnant.The reborn protagonist meets his first love and childhood sweetheart, each holding a baby in their arms.…This novel and its characters are purely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.

Our straight (?) bottom woke up ten years into the future and found himself on the bed of his childhood friend… At the start, the bottom was shocked to his very bones, but he soon quickly accepted this premise and found the whole situation to be rather amusing. Precisely then, the bottom once again went back to his timeline — back to when he and the top were just platonic childhood friends.

This is a story about a young man who sought to fight against his destiny. With the help from billions of Dragon Energies trapped on the Rising Dragon Pillar in his body, he emerged from the dark and quenched himself with the blood of ancient dragons. He fought the heaven with the Buddhist Art for the people he loved and built the Eternity Kingdom with his own hands. This is a story about the rise of the Martial Emperor who will rule both earth and heaven.

- Description from Novelupdates