A One Piece collection, gained by beating each of them on the deck of the Thousand Sunny (Their Pirate Ship)
Gomu Gomu Mask: Changes Link into Monkey D. Luffy and gives him Luffy's fighting style and powers
Yomi Yomi Mask: Changes Link into Dead Bones Brooks and gives him Brook's fighting style...
Shoop Da Whoop Mask: lets you fire a shoop da whoop beam but consumes all magic
Vampire mask: increases all your stats and slowly restores health but makes you lose life energy while your outside in the day or when you consume healing items, also makes everyone you talk to afraid of you and run...