Heavily muscular adult man with substantial muscle mass, wide

Prompt

Heavily muscular adult man with substantial muscle mass, wide shoulders, thick neck, large chest and arms, powerful thighs, and dense bodybuilding proportions; Asian man with short black buzz cut and light stubble stands facing a gym mirror, holding phone for selfie; He wears a tight light grey ribbed cotton tank top covering his torso completely, displaying broad shoulders, defined deltoids, visible biceps, triceps, and tight abdominal definition; Neutral expression with slight pout, focused gaze at screen; Portrait framing from mid-thigh up in clean uncluttered background emphasizing physique under bright overhead fluorescent lighting; single clean uninterrupted photograph with a cohesive editorial composition and plain continuous surrounding surfaces