What if My Brother is Too Good? - Chapter 204

On the Continent of Heavenly Pulse, martial arts is revered, and the strong reign supreme. Young Master Chen Shaofeng used to live a carefree life, but an engagement forced him onto an unconventional path. With the Mountain and Sea Diagram, he obtains a heritage that shocks the world, builds a dominant path, treads on the Heavenly Pulse, breaks the heavens and earth, and achieves the peak as a War-god.

In the vast Marvel universe, where superpower was still slowly growing in its infancy, several peerless superheroes tried to find their path in The Marvel Universe. A young adult named Ron from modern Earth unwittingly stumbles into such a world and begins his journey with an unknown power. This is a magnificent yet unknown true marvel world! This is the story of a normal young adult and his adventures!

- Description from Novelupdates

The light is here because the darkness exists. Just like that, the human realm exists because the demon realm is here. And in the great palace of the Blade Empire, a crown touches the peak of its glory before it falls from its grace. Lush Von Blade was the royal crown prince of one of the greatest empires on the southern continent. He is loyal but betrayed.On the other hand, where even the Gods fear to set a foot on, a demon lord abides. His grace and cruelty have been unseen for centuries. He is the supremacy in the three realms. While Lush is the light, he is the darkness. Each exists because the other is here.