What is it?

A powerful presence that exudes a sense of a Korean elder and a seasoned warrior, with a straight one-meter long beard, wearing a Korean ancient black iron helmet adorned with red tassels, black iron armor with dragon scale-like patterns, a shining and intense gaze, wielding a 180-centimeter long sword, standing against a clean background, with a full-body posture that conveys strength and confidence

nsfw, (worst quality, low quality:1.3), (depth of field, blurry:1.2), (greyscale, monochrome:1.1), 3D face, nose, cropped, lowres, text, jpeg artifacts, signature, watermark, username, blurry, artist name, trademark, watermark, title, (tan, muscular, loli, petite, child, infant, toddlers, chibi, sd character:1.1), multiple view, Reference sheet,