Fantasy: Invincible from the Immortal Emperor

The vast wilderness is filled with thousands of races. A generation of Immortal Emperors were reborn through the reincarnation of mortals, and were superior to all the Immortals. I don't want to be invincible, but I'm getting further and further on the road to invincibility. He just wanted to play in the world, but inadvertently, accompanied by his beloved and best friend, he climbed to the top of the world and looked down on all living beings.