FURVERT!

1:1 2_penises activision alpha_channel anthro balls big_penis biped body_size_growth danandnite diphallism dragon erection expansion flexing genital_expansion genitals growth hair horizontal_diphallism horn huge_penis male multi_genitalia multi_penis muscle_growth muscular muscular_anthro muscular_male mythological_creature mythological_scalie mythology nipples nude open_mouth penis penis_expansion scalie simple_background size_transformation solo spyro spyro_the_dragon tail transformation transparent_background wings