Apocalyptic Time Travel: from Black Mamba to Devouring the Ancestral Dragon

Before time travel, he was an ordinary social animal before the end of the world. After time travel, his consciousness was attached to the body of a young black mamba on the earth in the end of the world. By devouring biological essence and blood, energy cores, law fragments, etc., He acquired evolutionary points and gene chains, constantly breaking through the limitations of form and realm, and finally evolved into the only ancestral dragon in the world.