Aliens: Thanatos Encounter Cheat Codes for Gameboy Color

Passwords
Level 2 BP100280D
Level 3 BP1JL9J0C
Level 4 BP20Q9J08
Level 5 BP2J49J01
Level 6 BP30N9J0F
Level 7 BP3JJ9J0H
Level 8 BP40V9J0B
Level 9 BP4J49J02
Level 10 BP50Q9J0F
Level 11 BP5JD9J0F
Level 12 BP60VRS0B
Level 13-1 BP1JSRS0W
Level 13-2 BP202RS0S
Level 13-3 BP2JNRS0Q