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5_fingers anthro black_eyes black_nose blue_body blue_ears blue_fur blue_quills blue_sky bodily_fluids classic_knuckles classic_sonic classic_sonic_(universe)clothing cloud countershading duo echidna eulipotyphlan european_hedgehog fight fighting_ring fingers fist footwear fur glistening glistening_eyes glistening_nose gloves handwear hedgehog hi_res knuckles_the_echidna kolsan long_tail male mammal monotreme on_model open_mouth outside pillarbox red_body red_clothing red_footwear red_fur red_quills red_shoes red_tail sega shoes short-beaked_echidna short_tail sky small_tail socks sonic_the_fighters sonic_the_hedgehog sonic_the_hedgehog_(series)sweat sweatdrop tail tan_body tan_countershading tan_skin thin_calves thin_legs thin_thighs vhs_filter waterfall white_clothing white_footwear white_gloves white_handwear white_shoes white_socks yellow_clothing yellow_footwear yellow_shoes