span (shibanyu63868), cu chulainn (fate), cu chulainn (fate/stay night), cu chulainn (lancer) (fate), fate/stay night, fate (series), highres, 1boy, armor, black background, blue bodysuit, blue hair, bodysuit, chromatic aberration, earrings, fangs, gae bolg (fate), hand up, holding, holding polearm, holding weapon, jewelry, long hair, looking at viewer, low ponytail, male focus, polearm, ponytail, red eyes, shoulder armor, simple background, smile, solo, spear, spiked hair, teeth, upper body, v-shaped eyebrows, weapon