Issue Details

Issue	#15
Published	September 1974
Cover Price	0.25
Pages	36
Editing	Roy Thomas
Notes	Art credits from Nick Caputo via the GCD Error List (31 January 2005).

Cover Details - "Panic at the Earth's Core!"

Characters	Defenders [Dr. Strange [Stephen Strange]; Hulk [Bruce Banner]; Nighthawk]; Brotherhood of Evil Mutants [Magneto; Blob; Unus]
Genre	superhero
Pencils	John Buscema
Inks	Mike Esposito ?; John Romita (retouches)
Letters	Gaspar Saladino
Notes	Art credits from Nick Caputo via the GCD Error List (31 January 2005).
Reprinted	In Essential Defenders (Marvel, 2005 series) #2; in Marvel Masterworks: The Defenders (Marvel, 2008 series) #2 (2010)

18 page Defenders, The story "Panic Beneath the Earth!"

Characters	Defenders [Dr. Strange [Stephen Strange]; Valkyrie; Nighthawk; Hulk [Bruce Banner]]; Pennysworth; Professor X [Charles Xavier]; Brotherhood of Evil Mutants [Magneto; Mastermind; Unus; Blob; Lorelei]; Avengers [Vision; Thor; Captain America] (in flasback); Alpha the Ultimate Mutant
Synopsis	The Defenders battle against the Brotherhood of Evil Mutants. During the battle Magneto finishes his creation of Alpha the Ultimate Mutant.
Genre	superhero
Script	Len Wein
Pencils	Sal Buscema (layouts); Klaus Janson (finished art)
Inks	Klaus Janson
Colors	Glynis Wein
Letters	John Costanza
Notes	Nighthawk gets a new uniform; Comet Kohoutek upsets the balance of magnetic forces so Magneto freed himself
Reprinted	In Essential Defenders (Marvel, 2005 series) #1; in Marvel Masterworks: The Defenders (Marvel, 2008 series) #2 (2010)