One Piece: Collection #28 (Episodes 668-693)

As the final battle at the Colosseum begins, the remaining contestants deal with Diamante while Luffy, Zoro, and Viola head through the palace. Meanwhile, the Tontatta have a spicy plan to stop Sugar. The tournament ends—but Doflamingo traps everyone on Dressrosa, and a deadly new game is revealed. The rules: take out the Straw Hats and their allies, defeat Doflamingo, or never see sunrise!