kakosa sama, odda (arknights), arknights, 1boy, arm belt, armband, belt bag, black hair, black headband, black pants, black tank top, black vest, bodysuit, dark-skinned male, dark skin, demon boy, demon horns, ear piercing, headband, horns, injury, looking to the side, male focus, open clothes, open vest, pants, piercing, pointy ears, red armband, red eyes, sleeveless, sleeveless bodysuit, sleeveless vest, tank top, toned, toned male, vest