User blog comment:Hawkinz340/Ace and Foxfire/@comment-4754162-20130708045518/@comment-4620768-20130708121542

Sword or no sword, it's not logical. Ace did not create or learn Foxfire Style because he didn't need to. Why bother yourself with techniques when you already have a stronger, inherent power ? It would be like Luffy learning yoga to become more flexible.