Journey Into Mystery v1 101

"The Return of Zarrko, the Tomorrow Man"
Upset with Thor, Odin takes half of his power away from him. Unfortunately, this is the time that Zarrko returns, his memory restored by Loki. With his power cut in half, Thor is no match for Zarrko's mighty machines. He agrees to be Zarrko's slave in the future if he promises to not menace this time period.

Appearing in "The Return of Zarrko, the Tomorrow Man"
Featured Characters: Supporting Characters: Villains: Other Characters: Locations: Items: Vehicles:
 * Thor Odinson
 * Giant Man
 * Wasp
 * Iron Man
 * Odin
 * Heimdall
 * Loki
 * Zarrko

"The Invasion of Asgard"
Loki tricks Thor into protecting a hole in one of Asgard's walls during an attack. Loki warned the forces of evil that Thor would be there alone, but they didn't count on him being able to protect it long enough for reinforcements to arrive to help him.

Appearing in "The Invasion of Asgard"
Featured Characters: Supporting Characters: Villains: Other Characters: Locations: Items: Vehicles:
 * Thor Odinson
 * Heimdall
 * Odin
 * Loki
 * Ulfrin
 * Norn Hag
 * Skoll
 * Hati
 * Geirrodur
 * Rime Giant