Thor (1966) #211
What's gone awry with Balder? Plus, Thor's battle with the Rock Trolls heats up, as the other heroes of Earth rally to help.
Thor (1966) #212
What strange forces have driven Balder insane? Upon his return to Asgard, Thor finds that all Asgardians are missing...and in their stead- Lizardmen from beyond the stars!
Thor (1966) #217
Who are these imposters of the gods? Thor returns to Asgard after his battle with the Mercurians to find strange doppelgangers replacing his comrades and family. Just what is going on here?
Thor (1966) #218
Odin's grave warning of an invasion from beyond threatens all of Asgard. Who, or what, has Thor returning to planet Rigel? The mystery of the Black Stars revealed.
Thor (1966) #220
Thor has never faced foes like these before! The Masters of the Black Stars easily overtake our hero- what's a Thunder God to do when his divine powers prove useless?
