2003 was to bring about some major developments to the event. It introduced the line up of events to increase from one to two that year with both Valencia and Madrid staging competitions in their bullrings. But Red Bull X-Fighters and the entire sport of FMX witnessed one of its first major tricks. At Las Ventas in Madrid, a new rider to the competition, the 18-year-old from Phoenix, Arizona, Nate Adams created freestyle world of motocross history after performing the first ever back flip at the event.