Heavily muscular adult man with substantial muscle mass, wide

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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 light-medium skin and short black hair featuring green streaks at temples, tucked under a black headband; Clean-shaven face with stoic expression gazing downward-left; Standing in dynamic combat-ready stance: left leg forward planted firmly, right leg back with heel lifted mid-stride, torso twisted slightly to the viewer's left; Holding katana horizontally across shoulders gripping hilt near center; second sword held diagonally downward in right hand angled toward ground; Wearing white short-sleeved henley shirt top button undone exposing upper chest clavicles and pectorals, green ribbed waistband around hips defining abdominal muscles, black loose-fitting pants with cuffed ankles, black mid-calf boots; Full body centered against plain white background studio setting; Soft directional key light from upper-left creating subtle shadows on right side of face and torso, even fill lighting minimizing harsh contrasts; Clean lines with minimal shading, stylized figure proportions typical of anime/manga-inspired design; Vertical; single clean uninterrupted artwork with a cohesive composition and plain continuous surrounding surfaces