Ben 10: Alien Force, One Piece, and Zatch Bell Crossover. A strange book sent Ben, Kevin, and Gwen to the world of One Piece in time for the Mamodo Battle to take place. Story is way better than the summary. Please read.
Rated: T - English - Adventure/Humor - Chapters: 15 - Words: 45,725 - Reviews: 47 - Favs: 31 - Follows: 22 - Updated: 6/21/2010 - Published: 2/18/2006 - Luffy, Ben T.