Here is one of the greatest battles ever led by Thor, associated with the formidable Hercules! The two Titans must conquer Pluto's estate to free Krista! Odin's son also travels in space alongside Sif and Balder, the Destructor returns and Galactus finds a new herald. Contains US episodes: - Mighty Thor (1966) 217-228 Titles previously published in Thor (1977) 24-27 and Thor (1983) 1-5.