The JLA and JSA team up to stop the Black-Sphered Villains on Earth-2, using artificial means to power up four of their own with black matter, but it almost backfires when the four heroes become evil. The remaining heroes are then subconsciously help
The price of "Justice League of America #56" at Harleys Hobby Shop is USD $15.00.
The publisher of "Justice League of America #56" is DC Entertainment.
The genres of "Justice League of America #56" are Humor, and Superheroes.
"Justice League of America #56" falls under the category of Back Issues.