This Transformers t-shirt features sketches of Grimlock in robot mode and Mechanical Tyrannosaurus mode.

As the leader of the Dinobots, Grimlock has had to show his dominance in both robot and transformed mode. Whichever form he appears in, Grimlock has played a major role in keeping the universe safe from the Decepticons.

For any fan of the leader of the Dinobots, this Grimlock Sketches Transformers T-Shirt is a must have!