Out-of-Control Robots! Stolen Chaos Emeralds! Kidnappings! Sonic and Eggman on the Same Side!? Just another typical day in Station Square. Revenge of the Robot finds our heroes in a fight to save Station Square and defeat Gamma and Chaos. In the end, Knuckles’ mysterious visions about a girl named Tikal provides crucial information that will help Sonic defeat Chaos and the robots…but will it be in time to save Station Square?