Rule 34 Dev - 1boy 2015 anthro arm_support balls brown_fur buckteeth claws clenched_teeth closed_eyes digitigrade erection fur hand_on_penis humanoid_penis incense male male_only mammal master_splinter masturbation nude penile_masturbation penis pubes rat reclining rodent scrunchy_face sewer signature skunkjunkie solo spread_legs spreading teenage_mutant_ninja_turtles teeth toe_claws toe_curl whiskers|2300840312