Well Mattel didn’t officially announce it per se, but BigBadToyStore just put up pre-orders for all the figures in DC Unlimited series 3. There’s no pictures yet, but the figures for series 3 are:

• Aquaman (New 52)
• Darkseid (New 52)
• Superman (Injustice Video Game)
• The Joker (Injustice Video Game)

Keep checking back here for updates as official photos come in. In the meantime, you can pre-order all of series 3 right now at BigBadToyStore.