mixed martial arts fighter, UFC 4, athletic build, intense focus, male, (28yo), shaved head, tattooed arms, sports shorts, gloves, barefoot, action pose, punching, grappling, octagon cage, indoor arena, dynamic lighting, sweat detail, muscle definition, realistic texture, high-resolution, crowd cheering, sports event, aggressive stance, full-body shot, 3/4 angle, dramatic shadows, vivid colors, motion blur, high-energy atmosphere, PC game graphics.