Dates
- Cover date
- March 1998
- Pages
- 36
Editions and covers (2)
Copies of #12 are not all the same book. Here is how to tell each one apart.
- Newsstand edition
Newsstand
A UPC barcode in the cover's corner box.
Barcode 07099230932003
Source ↗
Publisher’s description
"Cipher Rules" features the return of the mysterious rogue from the first issue. Superman, Green Lantern and The Martian Manhunter avert a mid-air collision over Keystone City. They join Aquaman, along with Wonder Woman and Batman to avert a nuclear disaster - a Lunvanian sub launching it's missiles. Cipher demands the Justice League surrender to him, or he will cause a worse disaster by launching all Lunvanian missiles!
Reprinted in
Adventures in the DC Universe Annual (1998)