The Energon animated series aired in the US from January 2004 to June 2005 for 52 episodes, in support of the toyline of the same name. It is a direct sequel to Armada and forms the second part of the "Unicron Trilogy". The show takes place ten years after the finale of Armada, opening in an age of peace on Cybertron and Earth which is destined not to last long. Energon pits the Autobots against an array of villains: the reborn Megatron, the barely functional Unicron, and the mysterious Alpha-Q and his Terrorcon minions. Preceded by: Armada Followed by: Cybertron