KARATEKID

Karate Kid

Karate Kid is a fictional character, a superhero in the future of the DC Comics universe, and a member of the Legion of Super-Heroes. He is a master of every form of martial arts to have been developed by the 31st century. The extent of his skill is so great that he can severely damage various types of hard material with a single blow and was briefly able to hold his own against Superboy through use of what he called "Super Karate".

The above text is a snippet from Wikipedia: Karate Kid (comics)
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