A man riding a horse with a dragon on it's back

(Masterpiece), (best qualtiy), Cinematic quality，rendering by octane，Ultra-detailed details，1 st place: Ancient Chinese boy，Face of a young man，Detailed portrayal of the face，Perfect facial features,(wave:1.5)，Suspended rocks，Rock skin，Splashes of rock and soil，spatter，erupting，blasts，Particle， Gaze towards the viewer, A cloak that covers the whole body, (Hold a rock knife:1.3), （Behind him，It's a rock dragon：1.5）