Cheats for NBA Hoopz (GBC)

Enter these codes at the Play Match Screen:
Infinite Turbo Ball, A, B, Up
Show Hot Spot A, Ball, Ball, Down
Disable On Fire B, B, B, Left
Unlock Island court N, B, A, Right
Unlock Stadium court B, B, N, Left
Unlock Factory court N, A, B, Down
Unlock Future court Ball, N, B, Up
Unlock Night Club court N, Ball, A, Left
Unlock Oil Rig court B, A, Ball, Right
Unlock Practice court A, A, B, Down
Unlock Prison court B, Ball, N, Right
Unlock Rooftop court N, N, N, Up
Unlock Volcano court A, B, N, Left