Decode
Encode
Stage
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Ending
Game Over
Difficulty
Easy
Normal
Hard
Energy
Armor
Lives
Weapon
Ammo
Machine gun
3-way gun
Laser gun
Flame thrower
Plasma gun
Grenades