The IDW Generation 1 storyline in updated chronological order, bringing you the entire span of this masterful reinvention of the classic characters and scenarios.As the Combiner Wars enter their final tumultuous phase and Megatron makes his bid to retake Cybertron in the name of the Decepticons, another crisis looms - one destined to plunge the Autobots into their darkest of dark hours. While the power struggle on Cybertron lurched one way and the other, the ultra-logical Shockwave bided his time, reaping a harvest seeded centuries before that would reshape the future. The countdown as begun... to Dark Cybertron. Plus, bonus background features created especially for The Definitive G1 Collection, including a behind-the-scenes look at the continuity rich 'ores' saga and a new contextual introduction by series editorial consultant Simon Furman. COLLECTING TRANSFORMERS: ROBOTS IN DISGUISE #15-22