Board Thread:Young Justice News/@comment-47881-20121220000249/@comment-1895174-20121231014356

BlindmelonKen wrote: I'm thinking maybe Krypton in a flashback, Despero, the New Gods, and Mongul.

We don't have to see Krypton in a flashback, since we can just see Superboy. Forgot about Despero, though. So the other 4 would be Czarnian, whatever the heck Mongul is, whatever the heck Despero is, and something else.