Rule 34 Dev - 2012 bit blinders bondage bound bridle collaboration collar color corset cutie_mark dialogue ear_piercing ecmajor english_text equine eyewear female friendship_is_magic gag heart heels horn horse magic my_little_pony panties piercing pinecone pony saddle saliva spanking spreader_bar spreading straight_hair text trixie_lulamoon twilight_sparkle_(mlp) underwear unicorn whip yuri|1186320520