it is just a game like any other games, boxing, swimming and others, and if you win the game, you can take anything from the loser's team, even their captain.
"We the Sun and Moon Pirates will challange the Big Mom Pirates to an Official Davy Back Fight."
The third is Ope Ope No mi, this is the perfect Devil Fruit for Doctors, this fruit also have the space ability and the immortality operation, this Devil Fruit is the most wanted Devil fruit on the sea.