The following cartridge is a late sample prototype of Darkwing Duck for the Nintendo Game Boy, developed by Capcom! As per usual with prototypes from Capcom, the EPROM is attached to the PCB with a sticker for security purposes.


  • The word “SAMPLE” appears on the titlescreen above the Press Start text.
  • Minor differences found within the header.


Screenshot Screenshot Screenshot

ROM Information

----| File Data |--------------------------------------------------
System:             Nintendo - Game Boy 
BitSize:            1 Mbit
Size (Bytes):       131072
CRC32:              311ADE03
MD5:                0F539DB976D8D272ED7067560B7C7E6C
SHA1:               2883B8854529369CCE4D473E71FA0193C7DF02B6
SHA256:             12B8861BDF485C60A97891C5A2F50E30C6403D0534AA471992D1614CFF0E0FA1
----| Header Data |------------------------------------------------
Entry Point:        0x0150C300
Logo Code:          Ok
Title:              DARK WING DUCK  
New Licensee Code:  N/A
SGB Support:        0x00 (No)
Cartridge Type:     0x01 (ROM + MBC1)
ROM Size:           0x02 (Ok; 1 Mbit; 131072 Bytes)
RAM Size:           0x00 (None)
Old Licensee Code:  0x08 (Capcom)
Version:            0x00 (v1.0)
Header Checksum:    0x1D (Ok)
Global Checksum:    0x6284 (Bad; 0x7CDB)

Board / Cartridge Images

Cart Front

Special Thanks

Massive thanks to FNeogeo for sending this in for release!


Download Darkwing Duck (USA) (Prototype)