"Griel's Quest for the Sangraal" is a puzzle game released for MSX2 systems in the year 1990 (only in Japan). In 2005 it was ported to MSX1 systems by Karoshi Corp.
This version is a port of MSX1 version of the game to the GNU/Linux systems. Featuring all the levels, objects and enemies. The program is written in C language with the help of SDL 1.2 libraries.
Use stick to move Griel.
Select exits the program.
Start/X will select menus and forfeit a life in game.
The source code is inside the zip and on GitHub.