By scoring the proper number of points in Championship Play, you unlock new characters by scoring enough points. Note that you can only unlock one character at a time, from lowest point value to highest.

Character	How to unlock
New Character	Score 2,000+ points in Championship Play.
New Character	Score 4,000+ points in Championship Play.
New Character	Score 6,000+ points in Championship Play.
New Character	Score 8,000+ points in Championship Play.
New Character	Score 10,000+ points in Championship Play.