So often times, you will see someone in the tournament scene tear it up with a single move. The precision and technicality of the move is near perfect, akin to a black belt's. However, the athlete may be a purple or brown belt.
Although some coaches value competition wins, other's want their students to be well rounded.
Take a look at purple belt Mundial's champion (and current brown belt) Andris Bruonvskis as an example.