==CODES==

-Codes-
+---------------+-----------------------------------------------------------------------+
| Effect        | Code                                                                  |
+---------------+-----------------------------------------------------------------------+
| Invincibility | When the 1st level boss dies and you raise your arm in victory press  |
|               | A+B+Start. This lasts until you get an Energy/Mutation icon           |
+---------------+-----------------------------------------------------------------------+

-Level skip-
At the title screen, press Y, A, B, B, A, Down, A, B, B, A. The screen should flash if entered 
correctly. When in-game, press Select button to end the level.