Rule 34 Dev - anthro big_breasts bioluminescence breasts butt cutie_mark dialogue duo female genitals glowing heart_symbol horn huge_breasts nude pussy text tacticalfur hasbro my_little_pony mythology amber_steel aura_spark fan_character equid equine mammal mythological_creature mythological_equine unicorn 2016 4:3 english_text hi_res sketch|4206196820