Thanks for the heads up. I have these on disc but for $2.49...I did grab them.
Although it only loads Society in Steam, the others can be played from their folders within steams sub-folders. I was able to get two out of the four games to load on my system...
Last Half of Darkness:
Shadows of the Servants (2005)- Doesn't seem to work with Win10
Beyond the Spirit's Eye (2007)- Doesn't seem to work with Win10
Tomb of Zojir (2009)- Works!
Society of the Serpent Moon (2011)- Works!