That is totally possible, are you good with any photo editing programs to make the shoes into icons? If so plazmic is pretty straight forward for a basic theme. If not there are people offering to build custom themes.
I am working on two themes right now and want to finish those up before starting something new. If no one has helped you out on this I when I'm done with those I will do it.
pfft how about any of these..
-Creative Recreation
-Supra ( not the car, the clothing line)
-Sneaker Freaker
-Nike Dunks Theme would be dope too
uhhh..Crooks and Castles
omg if dey make this and it runs smooth i would never change it lmfao make that b**ch a louis vuitton air jordan mix OMG I THINK I JUSS POPPED ONE IN MAH PANTS LMAO