DC Comics | 1966 | Estimated Grade: VG (4.0)

Key Facts
1st appearance of Universo, a master hypnotist who was once part of the Green Lantern Corps
1st appearance of Rond Vidar, son of Universo and a Green Lantern in the 31st century
Revealed in letters page that Adventure Comics #346 'One of Us Is a Traitor' was written by a 14 year-old Jim Shooter