This 80sTees.com exclusive Transformers t-shirt features the artwork that appeared on the box for the G1 Grimlock action figure. The artwork on this t-shirt shows Grimlock in an action pose in robot mode with his energo-sword. Grimlock transformed into a mechanical Tyrannosaurus. As the powerful leader of the Dinobots, Grimlock is one of the most popular characters in the Transformers franchise!