The variety, scope, and reach of Optimus Prime collectibles knows no boundaries, from the exquisite to the arcane. We are taking a shot of the latter with a look at the unofficial Transformers Nemesis Prime fuzzy slippers. This one's a real head scratcher as to the choice of the Black Convoy character. Like most oddities from Asia, these were surely a small one time production run, likely made in these colors by mistake. We'll never know for sure, but Unicron's glad his feet are warm.