99 Lives
For 99 lives, enter 3, 1, 9, 6, 5 at the Options screen.
Bonus Rounds
To enable the bonus rounds, press 3, 1, 8, 6, 7 at the Options screen.
Infinite Health
For infinite health, enter 1, 1, 2, 7, 5 at the Options screen.
Level Select
Enter these codes at the Options screen.
Level Password
Bulberry Hill 7, 7, 7, 4, 9
Tooting Common 8, 8, 5, 6, 3
Snaking Pass 3, 3, 6, 6, 6
Mount Ices 1, 1, 9, 6, 8
Mental Blockage 9, 1, 2, 6, 6