More adventures from the Marvel hero based on the Norse god of thunder. Episodes include: 'The Tomorrow Man', 'The Return Of Zarko', 'Slave Of Evil', 'Every Hand Against Him', 'The Power Of The Thunder God', 'The Power Of Odin', 'Enter Hercules', 'When Meet The Immortals', 'Whom The Gods Would Destroy', 'The Power Of Pluto', 'Verdict Of Zeus' and 'Thunder In Netherland'.