Cyclonus visits the devastated surface of Cybertron and vows revenge on those who caused its destruction. Meanwhile, the Ark-12, helmed by Hound's crew, is en route to Garrus-9, and Sideswipe argues with Hound that Sunstreaker is being ignored on Earth. They are interrupted by an attack from Cyclonus, and they respond by blasting him with all weapons. The Autobots think that he's been destroyed and continue on their way, but are attacked again and take serious damage. The Expansion has begun...