**Pengo II**

CHEATS:
Enter "CHEETAAH" for your password and use the HELP key to skip levels.
Enter "ULTIMATE" to view the ending.

LEVEL CODES:
0 - POSTCARD
1 - U2U2U2U2
2 - SILENCIO
3 - NEURONET
4 - REPLOMAN
5 - RIVERGOD
6 - GAUSSIAN
7 - BJORK4U2
8 - BULLROAR
9 - XENOCIDE

(Source: Ami Cheats)