Rule 34 Dev - 1futa abs anthro armpit_hair armpit_tuft ball_tuft balls balls_expansion big_balls big_breasts big_glans big_nipples big_penis body_hair breasts breath canid canid_demon canine colored demon digital_media_(artwork) english_text erection expansion flexing futanari genital_expansion genital_growth genitals glans growth gynomorph hairy head_tuft hellhound hi_res huge_balls huge_cock huge_glans humanoid_genitalia hyper hyper_balls hyper_genitalia hyper_penis intersex looking_at_viewer mammal muscular muscular_anthro muscular_intersex mythological_canine mythological_creature mythology negativetheory nipples nude panting penis penis_expansion penis_growth pose red_eyes retracted_balls saggy_balls shaki simple_background smile solo tail text throbbing throbbing_penis tongue tongue_out tuft vein veiny_balls veiny_penis|12979709912