Thor (1966) #129

1st Silver Age appearance of Ares Panhellenios (God of War)

1st appearance of Harokin

"The Verdict of Zeus!"

Thor agrees to fight Pluto's minions in Hades on behalf of Hercules.

"Tales of Asgard: The Hordes of Harokin!"

Thor and companions set out to get the Warlock's Eye that Harokin has seized.