Rule 34 Dev - anthro ball_gag bondage bound chalkboard cheerilee_(mlp) clothes_pin collar cum cutie_mark earth_pony equine female friendship_is_magic furry gag hitachi_magic_wand hitachi_wand horse knee_socks kneeling kneesocks mammal my_little_pony navel nude pony rope rope_bondage socks solo striped_socks stripes warskunk_(artist)|2532928056