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2_tails 3_toes anthro barefoot bdsm bondage bound canid canine dipstick_tail duo eulipotyphlan feet fox gag gradient_background hedgehog hi_res male mammal markings miles_prower multi_tail multicolored_tail restraints rope rope_bondage sega simple_background sitting smile sonic_the_hedgehog sonic_the_hedgehog_(series)tail tail_markings toes whistleristler