Tired of the seemingly endless civil war on Cybertron, Fortress Maximus leads a group of like-minded Autobots in search of another world to call home. They reach the planet Nebulos, but Scorponok and his Decepticons are in hot pursuit... bringing with them war and prompting the strangest team-up of all!

Celebrate the 20th anniversary of the Transformers with these classic collections! The saga of the Transformers enters a dramatic new phase, as the amazing "Headmasters" debut! Tired of the seemingly endless civil war on Cybertron, Fortress Maximus leads a group of like-minded Autobots in search of another world to call home. They reach the planet Nebulos, but Scorponok and his Decepticons are in hot pursuit...bringing with them war and prompting the strangest team-up of all! "Trial By Fire" collects the entire "Headmasters" limited series, and folds it into the ongoing saga. Including Bob Budiansky's original treatment for the "Headmasters", showcased for the first time and featuring an exclusive new cover by John Watson!