Part three of the Underbase Saga has a Decepticon force landing on Earth and joining forces with Ratbat and the other Decepticons as they are on the verge of possessing the Underbase, which contains more knowledge and power than any known object in the universe. Meanwhile, the Autobots search for the Decepticons and hope to rescue Buster Witwicky.
Characters: Predacons [Headstrong; Rampage; Razorclaw; Tantrum]; Seacons [Nautilator; Overbite; Piranacon; Seawing; Skalor; Snaptrap; Tentakil]; Terrorcons [Rippersnapper; Sinnertwin]; Apeface; Astrotrain; Blaster; Blitzwing; Bomb-Burst; Bugly; Buzzsaw; Headstrong; Horri-Bull; Laserbeak; Lord Zarak; Mindwipe; Octane; Optimus Prime; Rampage; Ratbat; Scorponok; Skullcruncher; Skywarp; Soundwave; Squeezeplay; Starscream; Tantrum; Thundercracker; Weirdwolf; Buster Witwicky; Spike Witwicky
Script: Bob Budiansky
Pencils: José Delbo
Inks: Danny Bulanadi
Colors: Nel Yomtov
Letters: Bill Oakley
