1girl, arknights, bare_shoulders, black_tank_top, boots, breasts, closed_mouth, hammer, holding, horns, jumpsuit, jumpsuit_around_waist, lemtun, long_hair, looking_at_viewer, medium_breasts, mudrock_(arknights), red_eyes, sledgehammer, solo, standing, tank_top, white_footwear, white_hair, white_jumpsuit