re (pixiv 89203939), male byleth (fire emblem), male byleth (halloween) (fire emblem), sothis (fire emblem), sothis (halloween) (fire emblem), fire emblem, fire emblem: three houses, fire emblem heroes, nintendo, highres, 1boy, 1girl, ascot, black dress, blue eyes, blue hair, braid, broom, candy, closed mouth, demon horns, demon wings, dress, fake horns, food, full moon, ghost ornament, green eyes, green hair, hair ribbon, halloween, halloween costume, hat, heart, holding, holding broom, holding candy, holding food, holding lollipop, horns, lollipop, long hair, looking at viewer, moon, official alternate costume, orange dress, over shoulder, pink ascot, pointy ears, pumpkin ornament, ribbon, ribbon braid, short sleeves, smile, solo focus, speech bubble, star (symbol), swirl lollipop, trick-or-treating, trick or treat, very long hair, wings, witch, witch hat