Michael Zerafa ends Anthony Mundine's boxing career with knockout win Posted SatSaturday 13 Michael Zerafa ended the fight with a first-round knockout of Anthony Mundine. ( Print text only Cancel Anthony Mundine has once again called time on his celebrated and controversial sporting career following a first-round knockout loss to Michael Zerafa. Key points: Zerafa claimed the WBO Ocean middleweight title with the win He challenged fellow Australian Tim Tszyu after the bout ended Aiming for a showdown with rising boxing star Tim Tszyu, Zerafa sent Mundine to the canvas with a series of heavy blows to claim the WBO Oceania middleweight title in Bendigo on Saturday night.