This enhanced version of Strange Journey features additional story content and a new character. (operationrainfall.com)
They are not core to the adventure but they do provide additional story content and can even alter the ending of the game. (dailyjoystickpodcast.com)
Super Turbo Championship Edition boasts all of the DLC previously released on other platforms as well as additional story content, new areas, a brand new boss called The Trio of Death, and a new INTENSO combat mode among other tweaks. (xblafans.com)