Rule 34 Dev - 2012 balls blue_fur blush crystal_pony cutie_mark drooling duo equine female feral friendship_is_magic from_behind hair horn horse inside male mrmrman363 multicolored_hair my_little_pony penetration pony purple_body purple_eyes purple_hair saliva sex straight tongue translucent twilight_sparkle_(mlp) unicorn vaginal_penetration|1303368528