Obtain a score of 300 points as a high score. Wait until the title screen begins to appear after the first demonstration sequence. At the point where the clouds appear before the title screen, hold Down + Select + I + II. Keep the buttons held and press Run when the menu appears. A level and power-up select menu will appear.
Enter BOMLEVELS as a password.
Enter RUHNGSEY as a password for level 5-4 or UXAFSOKH for level 8-8 to begin game play with full power-ups.
Enter BOMSOUND as a password, then select the "End" option. Enter MWFWJQYY as a password, and select the "End" option again. "Sound-00" will be displayed to confirm correct code entry. Press Run to play the current sound, II to jump to the next sound, or I to return to the previous sound.
2-3 MOYAESTP
2-8 RUYHITPP
3-3 ROCCNOZC
3-5 RAHNQHZC
4-2 RUNANMPS
4-3 ROCCNNZV
5-2 MKONVWVH
5-4 MXECVLTK
6-1 MXECPSCY
6-5 MBAAINCY
6-6 MBNAINTY
7-1 RAOYQNEV
7-4 UCOZONTN
8-1 MORAPHPP
8-4 RAZZPONN
8-7 MKKAPBRK
8-8 UWAFTHKH
Accomplish the following tasks to earn the corresponding number of
bonus points.
18,800 - Destroy all blocks without hitting any enemies.
24,800 - Do not move for three minutes.
39,800 - Destroy all enemies without hitting any blocks.
111,110 - Destroy the exit block last
123,450 - Stand on the exit with one enemy and 3:33 remaining