You can read about it in the Wild Rumours/Random Notes section of Thrillride.com
It says that it will be 178 ft and the loop will be 120 ft. The design will be a prototype, so don't expect your standard invertigo. All sorts of thoughts are running through my mind. It would be cool if it had the same loading system as Mr. Freeze, where one train waits on one side while another is released and when the train comes back, it moves to a seperate side, and the one that was waiting moves to the middle and then is released.