3_toes 3d_(artwork) alien animatronic anthro canine claws crossover digital_media_(artwork) duo erection feet female five_nights_at_freddy's foot_fetish footjob fox funtime_foxy_(fnafsl) halo_(series) hand_behind_head humanoid interspecies leynadtsio machine male male/female mammal nude penis robot sangheili sex sister_location smile source_filmmaker toe_claws toes video_games