All Weapons and Items
While playing, press Left, Right, Left, Left, Right, Left, Right, Right, Up, Down, Up, Up, Down, Up, Down, Down.

Invincibility
While playing, press Left, Fire, Left, Fire, Left, Left, Fire, Right, Fire, Right, Fire, Fire.

Level Passwords
Here's a complete set of passwords for your blasting pleasure.

1 Circle, Circle, Circle, Circle, Circle, Circle
2 Square, X, Square, X, Triangle, Square
3 Triangle, Square, Square, Circle, Circle, Triangle
4 Triangle, Square, Triangle, Triangle, Circle, Triangle
5 Square, Triangle, Triangle, Triangle, X, Triangle
6 Triangle, Square, Circle, Circle, X, Square
7 X, Square, Square, Square, Circle, Triangle
8 Triangle, Square, X, Square, Triangle, Triangle
9 Square, Triangle, Square, X, Triangle, X
10 Triangle, Triangle, Circle, Square, X, Square
11 Triangle, Triangle, X, Triangle, Circle, Square
12 Circle, Square, Triangle, Triangle, Triangle, Circle
13 Triangle, Square, Circle, X, Triangle, Square
14 Triangle, Triangle, X, Square, Square, X
15 Circle, X, Triangle, Triangle, Triangle, Triangle
16 Circle, Square, Circle, Circle, Circle, Square
17 Triangle, Triangle, Triangle, Circle, Triangle, Square
18 Square, Circle, Square, X, Square, Triangle
19 X, X, Square, X, Triangle, Circle
20 X, Square, X, Triangle, Triangle, Square
21 Triangle, Square, Triangle, Square, Triangle, Triangle
22 Square, Square, Triangle, Circle, Square, Triangle
23 Circle, X, X, X, X, Triangle
24 Triangle, Square, Square, Triangle, Triangle, Triangle
25 Triangle, Circle, Triangle, Triangle, Circle, Square
26 Square, Circle, Circle, X, Circle, X
27 X, Circle, Square, Triangle, Triangle, Square
28 Square, Circle, Square, Square, Square, Square
29 Triangle, Square, Circle, X, Circle, Circle
30 Square, Circle, X, Circle, X, Triangle
31 Circle, Square, X, Triangle, Circle, Triangle
32 Triangle, Square, X, Circle, Square, X
33 X, X, Triangle, X, X, Square
34 X, Circle, Square, Circle, Circle, Square
35 Circle, Triangle, X, Triangle, X, Triangle
36 X, Triangle, Triangle, X, X, Square
37 X, Triangle, Triangle, X, Triangle, Square
38 Square, Triangle, Square, Triangle, Square, X
39 Square, X, Triangle, X, X, Triangle
40 Triangle, X, Triangle, Circle, Square, X
41 Circle, X, Triangle, Circle, Triangle, Square