I've had several, but have no running bikes right now. This one was probably my favorite:
Lots more pictures and the story behind it here:
http://www.tmcarphoto.com/warrior/
It was a magazine feature bike, built up when the Warrior was first introduced in 2002. It had just about everything done to it you could do, short of making it a full-on drag bike. Some of the parts on it were prototypes for parts that were later sold at retail.