Our forums member Humberto Montoya has shared with us a new review of the large Optimus prime figure recently released in the Transformers Adventure line. The TAV-21 Optimus is roughly as tall as a Combiner Wars combiner and features electronics lights and sounds. The review covers over both modes and the special features, as well as showing the storage space for Warrior class figures in vehicle mode by way of Bumblebee. To check out the nearly half-hour review, keep reading!