rule 34 2016 alicorn anthro anthrofied blue eyes blue fur blue hair bondage bondage furniture bound bound together breasts cleavage collar cuffs cutie mark deepthroat dildo double dildo double dildo deepthroat duo equine feathered wings feathers female femsub partners yuri friendship is magic fur furry gag harness ring gag highres horn horn ring leg cuffs looking at viewer mammal mechanical fixation multicolored hair multiple girls multiple subs my little pony open mouth gag oral pentoolqueen princess celestia mlp princess luna mlp purple eyes raised tail ring gag rope sex toy siblings sisters spreader bar tail bondage tail cuff teeth tied together tongue to tongue toy vibrator white fur wings wrist cuffs yuri 2224269