cu chulainn (fate), cu chulainn (fate/prototype), cu chulainn (lancer) (fate), fate/grand order, fate (series), absurdres, highres, 2boys, black gloves, black shirt, blue hair, chain, chain necklace, choker, earrings, fangs, gloves, hair tubes, hat, jewelry, long hair, looking at viewer, metama, multiple boys, necklace, open mouth, ponytail, red eyes, shirt, simple background, single hair tube, smile, tongue, tongue out, upper body, white background