the E.V System is a device created by doctor robert, that possess the power similar to mega stones but have the ability to evolve the evolution stone user, this device possessed speed and evolved him into a flareon during the battle with lucario, which caused him to brutally burn the lucario, and causing rampage to the town as vengeance, but he was soon stopped by frost the glaceon that managed to deactivate its berserk state, and the device had to be destroyed to release speed from its control