Transformers Prime II: Exodus

Sequel to Rise of the Prime and based on video game Fall of Cybertron, Cybertron went dark. In order to leave their home, Optimus Prime and his remaining Autobots must survive the onslaught and defend Omega Supreme/Ark from Megatron and his Decepticons. Subplot: Grimlock must defend his team from Shockwave and his powerful savaging Insecticons and Predacons.