Golgo 13: Top Secret Episode

Codes

Level select code

Wait until the helicopter demo ends, and wait until Duke’s eyes show up. One of the eyes will disappear followed by a flash over the eye, hit start when the flash ends and before the intro text appears. Now, at the title screen, hold Up+A+B on controller 1 and hold Up+Left+A+B on controller 2, then hit Start on controller 1. If done right, a screen with two numbers will appear, enter the numbers below to the corresponding level.

Level 100
Level 1040
Level 1349
Level 1A02
Level 208
Level 30A
Level 3A0E
Level 412
Level 4A1A
Level 51E
Level 732
Level 838
Level 93B

Game Genie Codes

SXKVXAVG        Stop energy counting down

GXUVXTSA        Doesn't use bullets in horizontal mode 

GXKNNPSA        Won't take damage in horizontal mode

GZOEGGST        Won't take damage in pan/zoom mode

GZKLZGST        Won't take damage in maze

ZAVKIAAA        Gives life and bullets a super-boost