FURVERT!

3d_(artwork)4:3 abs anthro athletic balls biceps big_muscles big_penis biped clenched_teeth darkwargreymon_(artist)digital_media_(artwork)erection furniture genitals grey_body grey_skin horn humanoid_genitalia humanoid_penis inside male mammal masturbation muscular muscular_anthro muscular_male nipples nude pecs penile penile_masturbation penis pose presenting rhinoceros sitting solo table teeth vein yellow_eyes