The Destron clones, Pounce and Wingspan, battle the Cybertron clones, Fastlane and Cloudraker, on a pirate planet over possession of half of a skull which will allegedly lead to a fabulous energy source. Suddenly, Sixshot and Galvatron arrive, driving the Cybertron duo. As they retreat, Cloudraker radios Fortress about the arrival of the Destrons on the pirate planet.

The Cybertrons explore a space burial ground, where they find a space pirate ship which holds the another skull, which is emitting a radio signal. Before they can figure out what it is doing, Pounce & Wingspan arrive and with the help of the Horrorcons take the Cybertrons' half.

The Destrons put the skull together and are rewarded with a map leading to the pirates' cache of stolen proton energy. Twincast finds out the location of the stolen energy by spying on the Destrons and the Cybertrons mobilize to stop them from getting the proton energy.

Chromedome recovers the skull, and Highbrow manages to decode the map, findin