The newly overhauled demo of this prequel game is out now!

Overhauling the project from scratch for faster gameplay and bug-free experience is quite hard for a solo developer, but here is the new build of Nyghtmare Grave Betrayal [for the Gameboy classic]

It's basically a new game now!

Rom file here!

Get the first game's physical Gameboy Color carts, Nyghtmare the Ninth King on Yastuna Game!