Okay, everyone keeps talking about Jason Todd coming back as the Red Hood. THIS WILL NOT BE HAPPENING IN SEASON 2. Brandon Vietti tweeted this on his twitter account:
"This is the first and LAST time I answer a spoiler request. No Red Hood in #YoungJustice S2. I wish we had the room for him."
Here's the link: https://twitter.com/BrandonVietti/status/252312718005133312
So once again: NO RED HOOD IN SEASON 2.