baiyuyi, wakaba mutsumi, arknights, bang dream!, bang dream! it's mygo!!!!!, absurdres, highres, 1girl, animal ears, arms at sides, bird, black bonnet, black dress, blunt bangs, bonnet, cowboy shot, dress, expressionless, floppy ears, gothic lolita, green hair, green ribbon, grey background, hair ornament, lolita fashion, long hair, long sleeves, looking at viewer, parted lips, penguin, rabbit ears, rabbit girl, ribbon, sidelocks, solo, standing, wakaba mutsumi (marionette's id), x hair ornament, yellow eyes