This is awesome game , called subvein.
There are 3d walls , but players and cars are sprites.
Game have cars! It is cool . But when i joined to server , i was a nooby meat =( :0
After 3 days i was a mega pro
Cool game written on c++ and by one man "ben johnson"
Screenshots
http://subvein.net/media.php
Youtube videos
officialhttp://www.youtube.com/watch?v=fwr2CxrbXA8&feature=related
http://www.youtube.com/watch?v=-84IMlSoE6g
http://www.youtube.com/watch?v=dpX1_l1JGYc&feature=related
http://www.youtube.com/watch?v=TUhsxdaOowg&feature=related
Download http://subvein.net