GameStop has posted even more information on Transformers Fall of Cybertron, confirming characters such as Grimlock and the Combaticons.
Transformers: Fall of Cybertron transports you to the final days of the
planet Cybertron where you will experience the darkest hours of the
apocalyptic war between the Autobots and Decepticons. Embark on an
adrenaline-fueled journey through a wide range of missions and massive
environments designed around each character's unique abilities. With the
stakes higher than ever before, you play as a variety of Transformers,
including Grimlock's nearly indestructible T-Rex form and the legendary Combaticons forming into the colossal Bruticus.
Fight through both sides of the Transformers' most epic battles leading
to their legendary exodus from their homeworld. Transformers: Fall of
Cybertron allows you to go head-to-head as Autobots and Decepticons with
its multi-player online mode. Create your own personalized character
and weaponry with the most advanced and in-depth customization ever
before seen in a Transformers video game.