N2O: Nitrous Oxide Cheats & Codes

Disable Cheats

Enter Square, Square, X, Circle, Circle, Circle, Circle, Triangle as a password.

Ho Mode

Enter Circle, X, Square, Triangle, Triangle, Circle, Triangle, Circle as a password.

Firewalls

Enter X, X, Square, X, X, X, Triangle, Triangle as a password.

No Bonus Points Reset

Enter Square, Triangle, X, Triangle, Circle, Square, Triangle, X as a password.

Hidden Ship

Enter X, X, X, Square, Triangle, Circle, X, Triangle as a password.

Infinite Lives

Enter Circle, X, X, Triangle, Square, Triangle, Square, Circle as a password.

Weapons

Enter Square, X, Circle, Square, X, Square, Circle, Square as a password.

Bonus Level Select

Enter Square, Square, Square, Triangle, Circle, Triangle, Square, Square as a password.

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.

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