You will Watch Transformers: Armada Season 4 Episode 13 online for free episodes with HQ / high quality. Stream cartoons Transformers: Armada Episode 52 Mortal Combat The alliance between the Transformers leaders ends. Hotshot and the other Transformers attack Unicron once more. Optimus Prime and Gavaltron fight to the death. It ended only after Galvatron makes a heroic sacrifice to destroy Unicron. After the battle Rad, Carlos, Alexis, Billy and Fred are returned to earth. A charred Optimus Prime is seen floating through space. As the Matrix of leadership passes him as he says, “The Transformer Matrix. I don’t deserve to wear it.” At the very end the remains of Unicron drift through space, showing the war is not over.