Build the ultimate battlefield with Transformers War for Cybertron: Siege collectible figures (each sold separately)! Siege plunges fans into the epic fight to survive on the final day of the Autobot and Decepticon battle to control Cybertron. The Decepticon resistance army and the Autobot counter-resistance fighters gear up with the universe's most advanced modular weaponry, including the weapon modes of Micromaster figures - sentient bots that form weapons!