While Robotnik then set about gathering the emeralds to lure all the players to his fortress that they might all die together, Sonic was transported into the ancient past of Mobius by Tikal and Pochacamac, two of the planet's race of echidnas, where he witnessed the beginning of the war between the Echidnas and the Drakon Empire, the origins of the Chaos Emeralds, and the creation of Chaos, who proved to be a Drakon prosecutor mutated by exposure to the emeralds.