Board Thread:Off Topic/@comment-25857155-20150426213650/@comment-26198742-20150428020914

"The user is unbelievably skilled in most known forms of fighting. They can be exceptionally proficient in the fighting traditions of a variety of cultures and become advanced with their own individual methods of close quarter combat, including martial arts (from all over the world), boxing, and wrestling. They can also become super-humanly skilled in their use of weaponry."

- Capabilities of Enhanced Combat

basically they can proficiently learn multiple fighting styles.