688 Attack Sub
Released: 1989
  • Amiga
  • MS-DOS
  • Sega Genesis

688 Attack Sub Cheats & Secrets

Last Updated on Oct 13, 2021

This page contains cheats, hints, Easter eggs, secrets, and tips for 688 Attack Sub. We will continually update this page when we come across more useful cheats and tips.

688 Attack Sub Cheats For Sega Genesis

Stronger Weapons

If you beat the game 3 times without dying all of your weapons will become stronger.

Hidden Credit

To display a hidden credit in the game, while you are outside of the control room, pause the game, then hold A + B + C and press Up, Down, Left, Right on the D-pad. If you did this correctly, you'll see "Programmed by Ed Fletcher" at the bottom of the screen.

688 Attack Sub Game Genie Codes

The following cheat codes are for Game Genie. These can be used on a Sega Genesis with a Game Genie device or you can use these on any emulator that supports Game Genie Codes. If you want a Game Genie Device, you can always check on Amazon for one.

Cheat Effect Cheat Code
All Subs Carry 5 Torpedoes AYLT-CLE2 + AALT-CAE6 + REHT-A6ZY
All Subs Carry 5 Torpedoes, 5 Missiles, And 5 Noisemakers AYLT-CLE2 + AYLT-CLE6 + REHT-A6ZY
All Subs Carry 10 Torpedoes, 10 Missiles, And 10 Noisemakers BJLT-CYE2 + BJLT-CYE6 + REHT-A6ZY
All Subs Carry 15 Torpedoes, 15 Missiles, And 15 Noisemakers B6LT-C8E2 + B6LT-C8E6 + REHT-A6ZY
All Subs Carry 25 Torpedoes, 25 Missiles, And 25 Noisemakers DELT-DWE2 + DELT-DWE6 + REHT-A6ZY
Emergency Surface Maneuver Can Be Used 2 Times AJHA-BT8L + HF9T-AJGL + AF9T-AAGN + 2THT-BGA4
Emergency Surface Maneuver Can Be Used 4 Times ATHA-BT8L + HF9T-AJGL + AF9T-AAGN + 2THT-BGA4
Emergency Surface Maneuver Can Be Used 8 Times BAHA-BT8L + HF9T-AJGL + AF9T-AAGN + 2THT-BGA4
Emergency Surface Maneuver Unlimited Uses A39T-AA8L

Torpex ’89 Mission

These cheats will only affect the Torpex ’89 Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNE2 + AALT-CNGR
32 Torpedoes AALT-CAN2 + AALT-CARR
16 Missiles A2LT-DAE6 + A2LT-DAGW

Shake ‘Em Mission

These cheats will only affect the Shake ‘Em Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNE8 + A2LT-CAGY
32 Torpedoes AALT-CAN8 + EALT-CAGY
16 Missiles A2LT-DAFC

Sub Ops Mission

These cheats will only affect the Sub Ops Mission.

Cheat Effect Cheat Code
6 Torpedoes A2LT-CAG4
32 Torpedoes EALT-CAG4

Mumar Cadaver Mission

These cheats will only affect the Mumar Cadaver Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNFE
32 Torpedoes AALT-CAPE
16 Missiles A2LT-DAFJ

Escape Mission

These cheats will only affect the Escape Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNFL + A2LT-CAHA
32 Torpedoes AALT-CAPL + EALT-CAHA
16 Missiles A2LT-DAFR

Goulash Mission

These cheats will only affect the Goulash Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNFT
32 Torpedoes AALT-CAPT
16 Missiles A2LT-DAFY

Cat Walk Mission

These cheats will only affect the Cat Walk Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNF0 + A2LT-CAHG
32 Torpedoes AALT-CAP0 + EALT-CAHG
16 Missiles A2LT-DAF4

Surprise Party Mission

These cheats will only affect the Surprise Party Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNF6 + A2LT-CAHN
32 Torpedoes AALT-CAP6 + EALT-CAHN
16 Missiles A2LT-DAGA

Homecoming Mission

These cheats will only affect the Homecoming Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNGC + A2LT-CAHW
32 Torpedoes AALT-CARC + EALT-CAHW
16 Missiles A2LT-DAGG

Hit And Run Mission

These cheats will only affect the Hit And Run Mission.

Cheat Effect Cheat Code
6 Torpedoes AALT-CNGJ
32 Torpedoes AALT-CARJ
16 Missiles CALT-CAGL