Hi Mic, very cool stuff. Some comments.
#2
I like this one the most. Feels like there is some action happening. That said, the object in the center looks like a camera and that's not what I'm looking for. Can this look more like a phone? Or a screen? Something that feels like we are looking in to a portal that is larger behind the screen.
#3
I like the look of this one. The action feels good. Seems to Same comments about the camera.
#16, #15, #13
These don't really apply to the intent of the product. Very cool designs, they show lots of action, but I like your others over these 3.
#8
Doesn't really fit, but I like the simplicity of this design.