OPTIMUS PRIME! MATT TRAKKER! STORM SHADOW! SCARLETT! The worlds of G.I. Joe, Cobra, the Autobots, and beyond collide as the biggest stars of the Energon Universe meet—and battle—for the very first time! Superstars JOSHUA WILLIAMSON (Superman), TOM REILLY (DUKE), ANDREA MILANA (COBRA COMMANDER), and LEE LOUGHRIDGE (SCARLETT) deliver stunning returns, unexpected meetings, and shocking secrets that no fan can afford to miss! Collects G.I. JOE #19-24