N2O: Nitrous Oxide
Level select
Enter Square, Circle, X, Triangle, Triangle, X, Circle, X as a password. Then, any level up to level 30 may be selected. Alternatively, enter Square, Triangle, Circle, Triangle, X, Triangle, Square, X as a password.
Bonus level select
Enter Square, Square, Square, Triangle, Circle, Triangle, Square, Square as a password.
Weapons
Enter Square, X, Circle, Square, X, Square, Circle, Square as a password.
Infinite lives
Enter Circle, X, X, Triangle, Square, Triangle, Square, Circle as a password.
Hidden ship
Enter X, X, X, Square, Triangle, Circle, X, Triangle as a password.
No bonus points reset
Enter Square, Triangle, X, Triangle, Circle, Square, Triangle, X as a password.
Firewalls
Enter X, X, Square, X, X, X, Triangle, Triangle as a password.
H²o mode
Enter Circle, X, Square, Triangle, Triangle, Circle, Triangle, Circle as a password.
Disable cheats
Enter Square, Square, X, Circle, Circle, Circle, Circle, Triangle as a password.
Level passwords
Level | Password |
3 | Circle, X, Circle, Circle, Square, Triangle, X, Triangle |
4 | Circle, Circle, Triangle, Circle, Triangle, Circle, Square, Square |
5 | Square, Triangle, Square, Triangle, Square, Triangle, Triangle, Circle |
6 | Square, Square, Circle, Square, Triangle, X, Triangle, X |
7 | X, Triangle, Circle, Square, X, Triangle, Circle, Triangle |
8 | Square, Circle, Circle, Triangle, Triangle, Square, Triangle, Square |
9 | Square, Circle, X, Triangle, Square, Square, X, Circle |
10 | X, Triangle, Square, Circle, Triangle, X, X, X |
11 | Circle, Square, Triangle, Square, Circle, Triangle, Square, Triangle |
12 | Circle, X, X, X, Triangle, X, X, Square |
13 | Square, Triangle, Triangle, Circle, Circle, X, Circle, Circle |
14 | Square, Square, Triangle, Circle, Circle, Triangle, Circle, X |
15 | Circle, Triangle, X, Square, Circle, Triangle, Triangle, Triangle |
16 | Circle, Square, Triangle, X, Circle, Circle, Circle, Square |
17 | X, Circle, Triangle, X, Square, Square, Square, Circle |
18 | Circle, Triangle, Circle, Circle, Triangle, Square, Square, X |
19 | Square, X, Circle, Square, Circle, X, X, Triangle |
20 | Circle, Square, Triangle, Square, Square, Square, Square, Square |
21 | Circle, Circle, Circle, Circle, Triangle, X, Triangle, Circle |
22 | Circle, X, Circle, Triangle, X, Circle, Triangle, X |
23 | Square, Square, Triangle, Circle, Triangle, X, Circle, Triangle |
24 | Circle, Circle, Square, Triangle, Square, Triangle, Triangle, Square |
25 | Circle, X, Triangle, X, Square, Triangle, X, Circle |
26 | Square, Circle, Circle, Circle, X, Circle, X, X |
27 | Square, Square, Triangle, Circle, X, X, Square, Triangle |
