Transformers: War for Cybertron

Megatron urges Optimus Prime to accept a treaty, while Starscream questions Jetfire's leadership. The Autobots try to rectruit Bumblebee to their side.

Megatron receives a surprise visitor; Shockwave reveals how finding the mythical AllSpark can help defeat the Autobots. The Decepticons lay a trap.

Optimus Prime has a plan but needs Ratchet's help. Ultra Magnus is tortured for information while Starscream continues to foster dissent among the Seekers.

Elita-1 casts doubt on Optimus Prime's plan, which includes fixing a Spacebridge. Optimus Prime appeals to the Guardians for help and Bumblebee receives a high honor.

Jetfire offers to help Optimus Prime retrieve the AllSpark. Bumblebee, Cog and Arcee go on a mission for Energon; Wheeljack tries to get the Ark to fly.

Optimus Prime struggles to obtain the AllSpark. Megatron figures out the Optimus Prime's plan and orders an attack on the Autobots, who receive an unexpected assist.