Although this trailer doesn't seem to have any new scenes except for the appearance of some new Nobody, there has been more information released about this trailer that was shown at the Square Enix shop. Here's the information:
A BHK scene
-Voice Over: You do not exist, understanding this might be dificult. You do not have a heart inside your chest to feel this pain.
In front of Sora's sleeping pod
BHK attacks DiZ, but BHK's Keyblade passes through him.
Axel and BHK facing towards each other(most likely in Twilight Town)
-Voice Over: Your birth was unusual.
A new Nobody appears
Mulan's world
-Sora: 13th Order! What is it this time!!
Black coat and Sora & Co meet
-Donnald and Goofy: Eh!?
-Sora: You, possibily---
Deep Dive world
- Sora and Black Coat's conflict scene.
-Riku: You cannot deny what the heart orders.
*Oathkeeper*
A BHK scene
-Voice Over: You do not exist, understanding this might be dificult. You do not have a heart inside your chest to feel this pain.
In front of Sora's sleeping pod
BHK attacks DiZ, but BHK's Keyblade passes through him.
Axel and BHK facing towards each other(most likely in Twilight Town)
-Voice Over: Your birth was unusual.
A new Nobody appears
Mulan's world
-Sora: 13th Order! What is it this time!!
Black coat and Sora & Co meet
-Donnald and Goofy: Eh!?
-Sora: You, possibily---
Deep Dive world
- Sora and Black Coat's conflict scene.
-Riku: You cannot deny what the heart orders.
*Oathkeeper*