A highly detailed digital illustration of a muscular, dark-skinned, spiky-haired, blue-eyed goku from the anime series dragon ball z, standing confidently in the center of the image with a determined expression, surrounded by a fiery background with orange and yellow hues. the goku is depicted in a dynamic pose, wearing his signature orange and blue kimono with a blue sash tied around his waist, showcasing his muscular physique and intense gaze. his dark hair is styled in a spiky manner, and his blue eyes are focused intently on the viewer, as if ready to take on any challenge that comes his way. the background is filled with intense flames and sparks, adding to the dynamic and intense atmosphere of the scene. the style is highly detailed and realistic, with a focus on the character's intense gaze and dynamic pose.