Speed Demon - BMX Racing description: Choose your favourite character (spiderman, Michael, etc., do you know all of them?) and bmx bike to racing. You will get extra energy by stunt, and you must gain the first for next level. It's really a challenge to finish all levels, can you do that? File Size:: 4.47 Mb Played: 303251 times from 11/25/10. Rating:4.3 with 225 votes.