The article concerns the gods of Dissidia's world, in this case, Chaos and Cosmos! It is uncertain at this point whether the player will be able to unlock both characters, and if so, how this will be possible, but we'll keep you updated.
Additionally, we can confirm that Famitsu has given Dissidia a final score of 36 out of a possible 40! Very formidable!
Dissidia: Final Fantasy is releasing in Japan on December 18, 2008 amongst various versions. Stay tuned for a Western release date.