Justice League of America (1960-1987) #56

The JLA and JSA team up to stop the black matter villains on Earth-2, using artificial means to power up four of their own with black matter. But the gambit has unexpected and dangerous consequences!
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Credits

Written by

Gardner Fox

Pencils

Mike Sekowsky

Inks

Sid Greene

Cover by

Carmine Infantino

Genres

Superhero

About Book

Page Count

25 Pages

Print Release Date

August 31 1967

Digital Release Date

May 5 2012

Age Rating

12+ Only

Copyright

1967 DC Comics.