FURVERT!

1:1 balls elemental_creature erection foreskin gastropod gastropod_shell generation_2_pokemon genitals goo_creature grey_eyes hi_res humanoid_genitalia humanoid_penis lava lava_creature magcargo male masturbation mineral_fauna mollusk mollusk_shell navel nintendo nude partially_retracted_foreskin penile penile_masturbation penis pokemon pokemon_(species)posexe presenting red_body red_skin semi-anthro shell simple_background solo