Blackbeard and his pirates arrive in Marineford, as they are taken down from the execution platform by Whitebeard. In order to avenge his two sons (Ace and Thatch), Whitebeard fights Blackbeard. Even with Blackbeard's powers to cancel Devil Fruit abilities, Whitebeard deals a critical blow with his bisento, and then proceeds to pin Blackbeard down, grabs him by the throat, and uses his devil fruit to crush him and throw him back.Teach still survives, and with his crew, all cowardly attack Whitebeard. In his final moments, Whitebeard remembers his last meeting with Roger and his path as a pirate in order to have his family. Whitebeard dies standing, right after telling Blackbeard that he is not the one Roger is waiting for, saying that the will of people liike Ace will not die and there will be one that will challenge the world in the future, and then teeling the world that One Piece is real. (thetvdb.com)