Transformers: Cybertron
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S01E5030 min· aired 12/17/2005

End

TMDb3.0
Nexus es71671TMDb ep 417223TVDb ep 307548

Overview

Optimus approaches Galvatron to take the Omega Lock and Planet Keys. However, Galvatron is drawing out the power of the Planet Keys, and Thundercracker, Thunderblast, Ransack, and Crumplezone grow to giant size. In the midst of the battle between the Transformer forces, the Leaders of each planet face Galvatron.