Five more episodes charting the ongoing battle between the Autobots and their evil nemeses, the Decepticons. In 'Fire on the Mountain' the Decepticons attempt to use an ancient crystal to generate power for one of their newly-developed weapons. 'War of the Dinobots' has the Autobots design two new Dinobots in order to bring the rebel Dinobots back under their control. 'The Ultimate Doom (Pt. 1)' finds the Decepticons joining forces with hypno-chip inventor Dr Arkeville. 'The Ultimate Doom (Pt. 2)' sees the Autobots attempt to rescue the captured Sparkplug. 'The Ultimate Doom (Pt. 3)' has the Autobots build a device that will disable the hypno-chips used by the Decepticons.