The year is 2025 AD and the Destrons (Decepticons) have continued their path of terror through the galaxies plundering planet after planet in search of a new base of operations from which to launch their final invasion of the universe.
But the Destrons arch-foes The Cybertrons (Autobots) now led by the powerful Star Saber set up residence on Earth keeping vigilance over the planet and others in the solar system as part of a supreme Space Defense Force.
The Destrons soon attack Earth led by the malevolent Deszaras a breastmaster (a Transformer whose chest transforms into a partner)
Armed with new allies and weapons The Destrons are determined to harness Earth's resources and energy to power up their space fortress and seize control of the cosmos.
Star Saber and the Cybertrons with the aid of their own newest recruits the Brainmasters must halt the Destron armada before they cripple Earth and seize control of the univers.