Discover the best prices on Transformers Collectibles when you comparison shop at bizrate. Browse Transformers in Collectibles to find the lowest prices from Topps. Narrow your search by price range, product specification, store, or style -- even caluclate your tax and shipping charges before buying. bizrate is your one-stop shop for Gifts, Flowers & Food gifts: Buy 2009 Transformers - MEGATRON - Silver Proof and 2009 Transformers - OPTIMUS PRIME - Silver Proof.