ball_growth balls bioluminescence bodily_fluids cock_transformation corinoch_(artist) cum faceless_male genital_fluids genital_growth genitals glowing glowing_cum growth hi_res humanoid hydrozoan long_penis male merging orgasm orgasm_face parasite penetration penis penis_growth prehensile_penis siphonophore solo transformation translucent translucent_balls translucent_penis unusual_cum urethral urethral_bulge urethral_penetration