The MSX and Famicom Disk System versions of Konami‘s original Akumajō Dracula (aka “Vampire Killer“), were being worked-on simultaneously by developers inside Konami, in 1985 and ‘86.
The Famicom Disk System version was released one month before the MSX version. Although they are essentially the same game, there are some significant differences between them.
The King of Grabs 