Rule 34 Dev - ai_generated anthro anthro_only big_muscles big_smile big_tail black_background casual casual_erection casual_nudity collar collar_only cub cute erection excited feral huge_genitalia hyper hyper_balls hyper_genitalia hyper_penis jeff_the_land_shark male_only marvel marvel_comics marvel_rivals motion_blur motion_lines muscular muscular_male nai_diffusion penis_flexing shameless shark shark_fin shark_tail shark_teeth sharp_teeth small_but_hung small_but_hyper solo tail_wagging tongue_out veiny_penis veiny_testicles young|12195493040