Rule 34 Dev - anthro arms_tied balls balls_expansion belly big_balls bound claws clenched_teeth cock_and_ball_torture duo erection expansion feral genital_expansion genital_torture genitals growth horn huge_balls hyper hyper_balls hyper_genitalia laboratory legs_tied male male/male non-mammal_balls penis pupils red_eyes slit_pupils small_arms small_wings tail technology teeth wings rangarig european_mythology mythology rangarig_rex dinosaur dragon dromaeosaurid mythological_creature mythological_scalie prehistoric_species reptile scalie theropod western_dragon 16:9 3d_(artwork) 3d_animation animated digital_media_(artwork) hi_res high_framerate long_playtime no_sound webm widescreen|15008186900