Alternate Rockman
Highlight the "Navi Mode" option at the mode
selection screen. Hold [R2], then select Navi Mode. Rockman
will no longer have his helmet.
Beat helper
Collect the letters M, E, G, A, M, A, N, and V during
game play to unlock Beat the bird.
Extra lives
Obtain the Mega Tank, full life energy, and fully charged
weapons. Pause game play on a screen with as many opponents as
possible. Use the Mega Tank to turn all the opponents into extra
lives.
Time attack mode
Successfully complete the game in enhanced mode. An
option for "Time Attack" will now be unlocked at the
mode selection screen.
Sound test
Successfully complete all levels in time attack mode.
A "Sound Test Mode" option will now be unlocked at the
mode selection screen.
Level passwords
Enter one of the following passwords by placing a red
or blue ball at the corresponding location.
| Level | Red balls | Blue balls |
| Wave Man | B1/6 D3 | B3 E6 F1 |
| Star Man | B1/6 F4 | C4 E6 F1 |
| Gravity Man | A5 B1 F4 | C4 E5 F1 |
| Gyro Man | A5 B1 E3 | B3 E5 F1 |
| Crystal Man | A5 D2 E3 | B1/3 E5 |
| Napalm Man | A5 C1 E3 | B3 E2/5 |
| Stone Man | C1 E3 F6 | B3 D6 E2 |
| Charge Man | C1 D4 F6 | B4 D6 F1 |