Data courtesy of the Grand Comics Database under Creative Commons license.

Issue Details

Issue	#20
Published	1991
Frequency	annually
Cover Price	2.00 USD; 2.45 CAD; 1.00 GBP
Pages	68
Editing	Ralph Macchio (Editor); Tom DeFalco (Editor-in-Chief)

Cover Details - "Subterranean Wars Part 1"

Characters	Hercules; Rage; Sersi; She-Hulk; Sandman; Quasar
Genre	superhero
Pencils	Tom Morgan (signed)
Inks	Tom Morgan (signed)

25 page Avengers story "A Storm in Subterranea Part 1: Of Moles and Mutates"

Characters	FEATURE: Avengers [Captain America [Steve Rogers]; Hercules; Sersi; She-Hulk; Quasar; Vision; Black Widow [Natasha Romanov]; Sandman; Rage]; VILLAINS: Mole Man; Tyrannus; Grotesk; Brutus; Mutates; GUEST: Kala
Genre	superhero
Script	Roy Thomas; Dann Thomas
Pencils	Kevin West
Inks	Fred Fredericks
Colors	Renee Witterstaetter
Letters	Janice Chiang
Notes	Cont'd in INCREDIBLE HULK ANNUAL #17; Part 1 of Subterranean Wars

10 page Watcher story "The History of Subterranea"

Characters	FEATURE: Watcher; GUESTS: Celestials; Eternals; Deviants; Black Knight [Dane Whitman]; Tyrannus; Tyrannoids; Merlin; King Arthur; Mole Man; Hulk; Iron Man [Tony Stark]; Kala; Captain America [Steve Rogers]; Thor; Giant-Man [Hank Pym]; Wasp; Lava Men; Grotesk; Ms. Marvel; Dr. Strange; Kro; Ghaur; Tode; Brutus; X-Men [Jean Grey; Beast; Angel; Iceman]; Fantastic Four [Mr. Fantastic; Invisible Woman; Human Torch; The Thing]
Genre	superhero
Script	Peter Sanderson
Pencils	Jeff Moore
Inks	Bud LaRosa
Colors	Kevin Tinsley
Letters	Rick Parker
Notes	Part 1 of Subterranean History

8 page Vision story "Burning Vision"

Characters	FEATURE: Vision
Genre	superhero
Script	Eric Fein
Pencils	Michael Bair
Inks	Michael Bair
Colors	Greg Wright
Letters	Yug

10 page Thor story "A Wing and a Prayer"

Characters	FEATURE: Thor; GUESTS: Beast; Jarvis; Odin; VILLAIN: Absorbing Man
Genre	superhero
Script	Michael Higgins
Pencils	Ed Murr
Inks	Michael Bair
Colors	Steve Buccellato
Letters	Michael Higgins

1 page Avengers story "Origin Story"

Genre	superhero
Pencils	Ron Lim
Notes	O: Avengers (retold in brief)

1 page Avengers illustration "Marvel Masterwork Pin-Up"

Characters	Thor; Iron Man; Hulk; Ant-Man; Wasp; Loki
Genre	superhero
Pencils	Mike Mignola
Inks	Mike Mignola