In another era when wars were waged between Autobots and Decepticons, Grimlock was a stalwart defender of the heroic Autobot cause. Today, disguised as a vicious velociraptor, Grimlock continues to battle against interstellar tyranny as he fights the evil Predacons. After converting to robot mode, his spinning slasher sword - hidden within his tail - slices through the Predacon legions. And when the attack is over, you can usually find flossing his fangs with the internal wiring of his battle-beaten enemies.
Grimlock appeared in the following 6 comic books: