This is a pretty accurate costume. Too bad there aren’t pictures, the video isn’t the best quality.
Jonathan sent this in -
Hi
i dont know if is interest you but i built a halloween costume of Optimus Prime this year
it’s a G1 transformers , i built this with construction styrofoam panel … if you want […]

I really agree with this.  The store exclusives piss me off. 
Transformers hit DVD store shelves earlier today, but before you clunk down your hard earned money at your local Best Buy, you might want to know what stores offers which DVD exclusives.
Transformers on DVD: Why I Hate DVD Exclusives | /Film