Just saw a video where one of the villains with a teleport ability was actually able to teleport past one of those new elemental gates and find a soul gem for one of the new elemental skylanders. You can check out the video here
https://www.youtube.com/watch?v=ORU_MeQ ... HvwzKuUX5Q
Spoilers of course if you'd rather see it when they officially announce it.