hyakuen raitaa, bowser, koopa, luigi, mario, princess peach, mario (series), nintendo, bad id, bad pixiv id, jpeg artifacts, 1girl, 3boys, bdsm, blonde hair, blue eyes, collar, crossed legs, crown, elbow gloves, femdom, gloves, human chair, human furniture, leash, legs, long hair, looking at viewer, multiple boys, role reversal, sitting, sitting on person, spiked collar, spikes, thighhighs, tongue, tongue out