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4_toes absurd_res ankles_tied annoyed anthro anus anus_focus arms_tied autofootjob balls big_balls big_butt big_feet big_penis big_toes blue_claws bound bubble_butt butt butt_focus cheek_tuft claws clenched_hands confusion countershade_arms countershade_balls countershade_butt countershade_face countershade_feet countershade_genitalia countershade_legs countershade_penis countershade_tail countershade_torso countershading crossed_arms de_volt disdain eulipotyphlan eye_bags facial_tuft feet feet_tied fluffy fluffy_balls foot_fetish foot_focus foot_play foreskin frown frowning_at_viewer fur genital_focus genitals green_eyes grumpy hair half-closed_eyes hands_behind_back hedgehog hi_res huge_balls huge_feet huge_penis huge_toes humanoid_feet humanoid_genitalia humanoid_hands humanoid_penis legs_tied looking_at_viewer looking_back male mammal masturbation messy_hair narrowed_eyes paws penis penis_backwards penis_focus penis_on_feet plantigrade puffy_anus raised_tail rear_view rope scut_tail sega short_tail simple_background soles solo sonic_the_hedgehog sonic_the_hedgehog_(series)tail tail_anus toe_claws toes tuft vein veiny_penis