This looks like a distant cousin to Square Off, a game I wrote for Prodigy back in the 1980s, which I ported to the web in the 2000s: https://squareoff.kmoser.c

This looks like a distant cousin to Square Off, a game I wrote for Prodigy back in the 1980s, which I ported to the web in the 2000s: https://squareoff.kmoser.com/ https://squareoff.kmoser.com/