I am the Villain! But I am the Protagonist Too?

Imagine being in a world full of protagonists, antagonists, side characters, but the twist is that you are both the protagonist and the supreme villain. Solarian, who was considered the most talented genius of his era, with the strongest background and the most handsome man to the extent that no one could even compare with him. However, one day he remembers his previous life, realizing he has been reincarnated into a game called "The Journey of the Worlds" and has become the Supreme Villain who never even appeared in the game. But something was off. Why was his status window showing him as both the supreme villain and the supreme protagonist? Everything was messed up. But Solarian's ambitions were simple. "I don't care if you are a protagonist, an antagonist, or a fucking side character; all of you have to die," because in this vast existence and everything that exists, only "I shall reign supreme!"