YES, Generation VI is confirmed. PLEASE DO NOT ADD SPECULATION TO PAGES. As soon as information is confirmed by a reliable source, it will be added.
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Blackenvy's Team: Gardevoir, Salamence, Scizor, Cacturne, Milotic, Blaziken
Drakkon's Team: Togekiss, Gengar (replaced by a Zoroark in B/W), Lucario, Infernape (Replaced by a Charizard at the end of HG/SS part), Swampert, Sceptile
I am writing my own Fanfic for the Pokémon world Volume 1 (Based on Platinum) ready soon.