cheat codes gameboy BackTrack

BackTrack

All Weapons
------------
Press SELECT, L, RIGHT, B, L, R, LEFT. Then enter
"weap" at the password screen.

Auto Ammo
---------
Press SELECT, L, RIGHT, B, L, R, LEFT. Then enter
"ammo" at the password screen.

Invincibility
-------------
Press SELECT, L, RIGHT, B, L, R, LEFT. Then enter
"god" at the password screen.

Cheats:
-------
At the Dark Side of the Moon Menu, press Select. Then press
L, Right, B, L, R, Left.
Enter the new Build Secret Base option, press A and enter any
of the following "Codes":

GOD  - Invincibility
WEAP - All Weapons
AMMO - Infinite Ammo
HEA  - 200 Health Code
KEY  - All keys
FRE  - Freeze Enemies
ARM  - Max Armor
MON  - Radar Mode
COOR - Coordinates