Brave soldiers, (holding an assault rifle:1.3), (carrying a guitar on his back

brave soldiers, (holding an assault rifle:1.3), (carrying a guitar on his back:1.5), fierce battle, fighting Vietnamese enemy, harsh war conditions, foxholes, month-long struggle, battle scars, shrapnel wounds, honorable medals, rugged terrain, intense combat, determined expressions, realistic details, war-torn environment, heroic actions, muddy and worn uniforms, smoke and debris, dramatic lighting, vivid colors, highly detailed, epic war scene, (masterpiece: 2), best quality, ultra highres, original, extremely detailed, perfect lighting