Mason “The Line” Dixon, played by real-life champ Antonio Tarver, is ridiculed for never facing a true champ and is ...

When he loses a highly publicized virtual boxing match to ex-champ Rocky Balboa, reigning heavyweight titleholder Mason Dixon retaliates by challenging the Itallian Stallion to a nationally ...

Rocky Balboa finds the champ now widowed and fully ... as frequent comparisons are made between him and current heavyweight champion Mason Dixon. Despite his advanced age, Rocky agrees to one ...