Avengers Annual #20 (June 1991):
“Avengers Origin”
by Ron Lim

Avengers Annual #20

Title: “Avengers Origin”

Medium: comic

Cover date: June 1991

Publisher: Marvel
Art by: Ron Lim

5 characters in this story:

(Click links for info about character
and his/her religious practice, affiliation, etc.)
Pub. #
The Hulk The Hulk (Bruce Banner) hero scientist
CBR Scale: I Catholic (lapsed)
Hulkbusters; Pantheon...  Marvel 4,551
Iron Man Iron Man (Tony Stark) hero
CBR Scale: I futurist; technophile; mostly secular; sometimes prays; Alcoholics Anonymous
Force Works; Illuminati...  Marvel 5,673
Thor Thor (Donald Blake) hero deity
CBR Scale: D Norse/Teutonic deity
Asgardian; Cosmic Avengers...  Marvel 4,362
Giant-Man Ant-Man (Hank Pym) hero scientist
CBR Scale: U atheist
Commission on Superhuman Activities; Secret Defenders...  Marvel 1,543
The Wasp The Wasp (Janet van Dyne) hero
CBR Scale: U Dutch Reformed (nominal); atheist
Lady Liberators; The Avengers...  Marvel 1,339

Indexers describe this story as a briefly retold origin of the Avengers. Based purely on this fact, one can assume that this single page "story" features the founding Avengers: Thor, Iron Man, Ant-Man (Hank Pym), the Wasp, and the Hulk.