Rule 34 Dev - abs animal_genitalia animal_penis aura balls_expansion biceps big_penis black_body black_fur blonde_hair bulge clothing drain duo erection expansion flexing fur genital_expansion genital_growth genitals growth hair huge_penis magic male muscular muscular_male pecs penis penis_expansion spots surprise text underwear thebigbadwolf01 chaz springfield equid equine horse mammal 2020 comic english_text hi_res|9379265595