it's a Doom-Like (FPS). You are in the castle of the Heartliberty Clan, your goal is to end King Heartfall's reign.
it's version 1.0 of Fatal Offensive Reygn (without installer it's a.zip file)
commands Z, S, Q, D AND left, right or mouse to turn: left click to shoot
disk space: 5 MB available hard disk space