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On their dying planet, the Autobots and Decepticons battle fiercely for control of the AllSpark in the Transformers universe's origin story.
Now playingSiege, Episode 1
Watching1. Episode 1
Megatron urges Optimus Prime to accept a treaty, while Starscream questions Jetfire’s leadership. The Autobots try to recruit Bumblebee to their side.
2. Episode 2
Megatron receives a surprise visitor; Shockwave reveals how finding the mythical Allspark can help defeat the Autobots. The Decepticons lay a trap.
3. Episode 3
Optimus has a plan but needs Ratchet’s help. Ultra Magnus is tortured for information while Starscream continues to foster dissent among the Seekers.
4. Episode 4
Elita casts doubt on Optimus’ plan, which includes fixing a Spacebridge. Optimus appeals to the Guardians for help and Bumblebee receives a high honor.
5. Episode 5
Jetfire offers to help Optimus retrieve the Allspark. Bumblebee, Cog and Arcee go on a mission for energon; Wheeljack tries to get the Ark to fly.
6. Episode 6
Optimus struggles to obtain the Allspark. Megatron figures out Optimus’ plan and orders an attack on the Autobots, who receive an unexpected assist.
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