Level Passwords:
Press the button sequences below at the start of the game to skip to the corresponding
level:

Level Code 2 Up, X, Triangle, Right, Left, Square, Circle, X 3 Triangle, Circle, Down, Left, Square, Square, Up, Up  4 X, Right, Left, X, Circle, Square, Square, Triangle  5 Down, Down, Circle, Square, Circle, Square, Right, X  6 Triangle, X, Up, Left, Right, Left, Circle, Triangle  7 Right, Square, Right, Down, Circle, X, X, Right  8 Triangle, Right, Square, Square, Circle, Down, Down, X  9 Up, X, Square, Left, Right, Circle, Left, Left  10 Triangle, Up, Circle, X, Square, Down, Down, Down  11 Circle, Circle, Up, Left, Right, X, Triangle, Square  12 Right, Up, X, Right, Circle, Square, Triangle, Circle  13 Left, Left, Triangle, Circle, X, X, Down, Right  14 Square, Right, Circle, Up, Down, Square, Down, X  15 Left, Right, Circle, X, Square, Down, Down, Circle  16 Triangle, Circle, X, Right, Right, Circle, Square, Down  17 Square, Up, Up, Right, Left, Square, Down, X  18 Circle, X, Right, Triangle, Square, Up, X, X  19 Down, Right, X, Square, Right, Up, Circle, Circle  20 Up, X, Circle, Up, Left, Square, Circle, X 

Thanks to Revolution reader Chris!