EDITED WITH NEW IMAGES:
"Hi all
I guess this is all you've been waiting for. Nova Commander super-mode!!..Nova Commander's Robot Mode combines with trailer to form the Super Mode!. Ultra badass figure..with BFG weapons from his trailer and comes up to 8 inches in Super mode. Enuf said...As mentioned earlier in the Part 1, the auction is for this prototype figure which we used for comparison and picture taking, so the winner of the auction gets this figure!! "
No info on how many or when these will be available, but you can view more pictures on this third party custom by clicking here.