Redlynx today announced the development of second expansion Trials HD, motorcycle racing game on Xbox Live came out last summer. The new content, called "Big Thrills," expands the game by adding as many as 50 tracks, of which 40 developed by the same software house, while the remaining 10 will be the best routes created by users. Unfortunately it was not revealed an exact date for the pack, the only confirmation is that it will be downloadable by the end of the year. We look forward to more detailed information.