If you had the option to buy a poo cookie branded with the One Piece logo would you buy it? More importantly would you eat it? If you'd buy it then you'll most likely enjoy quite a bit of One Piece Unlimited Adventure, but if you wouldn't eat it it's hard to recommend for a purchase. You see while One Piece Wii is completely functional, it most likely won't be the least bit fun or engaging for anyone other than super fans. That being said, lets take a look at the fatty meat of the game in more detail.