The Autobots find the Allspark and the Decepticons try to seize it.

Starscream captures Bumblebee and a number of civilians in an attempt to obtain the Allspark.

Blackarachnia confronts Bumblebee and Bulkhead as they are celebrating their first Halloween.

Blitzwing and Lugnut come to Earth to help Megatron get the Allspark.

Optimus Prime and his band of Autobots are taken off the job when the Cybertron Elite Guard, led by Ultra Magnus, comes to Earth looking for the AllSpark.