DecapAttack

DecapAttack
Also known as: DecapAttack: Starring Chuck D. Head (Title Screen), Magical Hat no Buttobi Turbo! Daibouken (JP) Developer: Vic Tokai Publisher: Sega Platform: Genesis Released in JP: December 15, 1990 Released in US: 1991 Released in EU: 1991 This game has debugging material. This game has a hidden sound test. This game has a hidden level select.

A reskinned version of Magical Hat no Buttobi Turbo! Daibouken for the west.

Regional Differences

Title Screen

The Japanese game was entirely reworked into DecapAttack for the overseas markets.

Japan	US/Europe

Round Select

This code only works in DecapAttack.

In Options, move the cursor to Exit. Next, press Right, Left, Left, Right, Right, Right, Left, Left, A. The Round Select text appears. Toggle it ON, and when you begin a game, the Round Select menu appears:

Memory address $FFC374 is set to 0002 when the code is successfully entered, and memory address $FFC376 is set to 0001 when the round select is toggled on. The 9-button-press pattern begins at address $033AD2.

Debug Menu

This code only works in Magical Hat.

Programming for a debug menu starts at address $0088BE. The only known way to reach it is through game enhancer codes. Enable these codes at the title screen, then begin a new game to open the menu.

Action Replay	Game Genie
005792:6100 005794:15A0 005796:6100 005798:3126	ABMT-AC6W YBMT-BLEY ABMT-AC60 E3MT-BCN2

Instructions

• Main Menu
  • Round Select: Choose the starting stage.
  • Normal/Muteki: Enable invincibility.
  • Game/Map Check: Toggle a free movement map viewer mode.
    • Press A to switch to the next field.
    • Press B to switch to the Sound Test.
    • Press Start to exit.
• Sound Test
  • Press C to play a song or sound.
  • Press B to switch to the Main Menu.
  • Press A to reset the index to E0.

(Source: JLukas)