Bonus Level
If you enter the code HKFL on the password screen you will be
warped to the level after the Skynet destroyer.
Game Genie Codes
Here are some Game Genie Codes
Infinite Lives: 7E02-0405
Full Life Bar: 7E10-C50A
Passwords
Level Password
2 DLTC
3 MWSX
4 TPST
5 BSHK
6 SKTR
7 SKMD
8 DRFT
9 SKNN
10 MWFX
Ending HUSD
Strange Credits
Finish the game and during the credits screen, press B. After
the original credits screen, you'll see strange credits like "Thanks
to Bill Clinton" and "The Beatles."