It looks like we can expect spots from the following six films:
World War Z (pregame)
Star Trek Into Darkness
The Lone Ranger
Iron Man 3
Oz the Great and Powerful. Speaking of that last one, I think we have a pretty good visual cue now as to who ends up becoming the Wicked Witch of the West:
There are "trailers for the trailers" online now, but I have yet to see a single one that shows new footage. When I do, I will share.
h/t 10glfan59 via Superherohype; Oz poster courtesy of Disney PR