I was checking out the site over at Burn Orange Nation and saw this post about the Horn's possible use of the Diamond/Pod formation. Essentially, three backs are used, two on either side of the QB (in shotgun or pistol) and a third behind the QB. Here's the look from TCU:
Given how loaded we are in the backfield, anyone think we might see something like this in Tuscaloosa? Another breakdown of the offensive formation can be found here.