- Debut artwork by Jack Kirby at Timely (Marvel) Comics
- 1st appearance and origin of the Red Raven and the Eternal Brain
- 1st appearance of Mercury, later becomes Hurricane then retconned to be Makkari from Kirby’s ‘Eternals’
- 1st appearance of Pluto who is later retconned to become Kro from Kirby's 'Eternals'
- 1st appearance of Magar the Mystic
- This issue is the first appearance of a number of classical mythology characters but later appearances do not connect with these versions therefore they are not considered the mainstream Marvel depictions of the Olympians
- 1st appearance of Mercury (Hermes), Pluto (Hades), Jupiter (Zeus), Minerva (Athena), Vulcan (Hephaestus), Aeolus, Diana (Artemis), Apollo