Unlimited time:
Pause game play, then press R, L, Up(3), L, R, X(3), Y.
Toggle invisibility:
Pause game play, then press R, L, Right, Left, Right, Left, Right, Left, Y,
X(4), R, L.
Transparent armor:
Pause game play, then press R, L, R, Y(3), Left, Right, Left, Down, Y.
Toggle AI:
Pause game play, then press R, L, X, Y, X, Y, Up, Down, Up, Down, R, L, R.
House Robots:
Press R, L, Up(3), L, R, Down(3), X at the competition mode menu to unlock the
House Robots in the arcade mode garage.
Extra money:
Press L, R, L, R, Y, X, Up, Left, Up, R, L, R at the competition mode menu.
