rounin (amuza), fate/grand order, fate (series), game asset, official art, third-party source, 1boy, ascalaphus (fate), ascalaphus acheron (fate), black boots, black cloak, black gloves, black jacket, black pants, blue fire, blue theme, boots, cloak, closed mouth, colored skin, expressionless, eyeshadow, fire, full body, gloves, grey eyes, grey skin, hair over one eye, hand up, high collar, jacket, makeup, male focus, one eye covered, pants, puffy short sleeves, puffy sleeves, short hair, short sleeves, solo, thigh boots, white hair