Remember how they spoiled the 3G by showing Blaziken in one of the last episode of the 2G anime ?
Well now in the current anime there's this guy, named Virgil.
He has 8 Eevees, 7 of them have already evolved (the 7 known evolution of Eevee), but his last Eevee doesn't want to evolve yet and it's his main Pokemon in the tournament.
Y'all see where I'm going ?
Yes I think his Eevee will evolve in that new Pokemon in the next few episodes.
So we're definitely getting a 6G