Show Ball Trails:
Go to the title screen and press Up, Down, Triangle, Down, X, Left, Square, Right, Circle.
To change the options of both 9-balls, 8-ball, rotation, and straight pool, beat all the players in normal-rank.
When you press start right when the q-ball is slowing down the ball will roll a little extra. This code is good for freeze
All Opponents Defeated:
Put in MEGABYTE for a password.