1girl, arknights, bikini, black bikini, black choker, breasts, choker, cowboy shot, demon horns, flower, grey background, hair flower, hair ornament, hammer, holding, holding hammer, horns, infection monitor (arknights), medium breasts, mudrock (arknights), navel, oripathy lesion (arknights), pointy ears, red eyes, solo, stomach, swimsuit, war hammer, weapon, white hair, yasu (segawahiroyasu)