DLC coming soon...
10 new bots, 5 of which are G1 bots. New bots for single player. New difficulty level for single player. New trophies/achievements. 3 new MP maps.
4 bot have been confirmed...
Movie Sideswipe & G1 Starscream
http://www.eurogamer.net/gallery.php?game_id=11121&article_id=659187
G1 Optimus
http://tformers.com/ig.php?mode=view&album=12092&pic=Transformers+ROTF+-+G1+Optimus+Prime.jpg&dispsize=600&start=0
Movie Soundwave
http://tformers.com/ig.php?mode=view&album=12092&pic=Transformers+ROTF+-+Soundwave.jpg&dispsize=600&start=0
Soundwave: Autobot presence detected. Commence termination.