688 Attack Sub Cheats For Genesis

1. Stronger Weapons

   You will get stronger weapons if you successfully beat the game three times and never die.

   Contributed by: A.K.A 

2. Hidden Credit

   When outside the control room, pause using Start, then whilst holding A + B + C, press Up, Down, Left, Right. If successful, you will see Programmed by Ed Fletcher at the bottom of the screen.

   Contributed by: oblivion from aoc