Edited sentence: A black belt fighter who is trained to 'fight fair' and to fight 'honorably', will find himself or herself at a significant disadvantage against a dirty street fighter.Additionally, trained boxers can typically hit hard enough and fast enough to render a karate black belt's strikes and blocks as useless.Black belts in most styles have been trained with a code of ethics that do them no good in a street fight where their opponent will use any and every dirty trick in the book to win a fight.Karate black belts who do not have a grappling or groundfighting background will also find themselves at a disadvantage against wrestlers, shootwrestlers, judokas, jujitsu fighters, and sambo practitioners, most of whom can take the fight to the ground and neutralize a karate fighter's stand-up striking attack.Many fighters from styles that do not have a belt ranking system believe that when someone attains a black belt in a particular martial art, this is not indicative of how well that individual can handle themselves in a real street fight