New G1 Optimus Prime Adult-Sized Costume

{mosimage} Who says that the kids get all the fun? A new listing has appeared on, a listing that G1 fans may get excited about. Animated, Movie, there have been plenty of Optimus Prime costumes out there, but none of the 1984 original…until now! The costume lets you don an Optimus Prime helmet, armor, and creep your kids out just like O's dad!

Click here to see the new costume, but make sure that it stays in your closet until Halloween!