Why not? Or in more words: "Just because I can". It's more of an artsy game and they tend to get weird and confusing.
If you squint you might notice that the chest looks like a helmet.
No goal. You make your own fun. You make your own story. Best enjoyed with friends or wait until I bother to make a working AI.
Normal chess is easy to make. Heck there are dozens of libraries for all major programming languages that do all the work for you. This is not normal chess and my small brain only found solutions that take a lot of manual work to implement. Too long for a jam as it turned out, so there are only the most necessary things in the build.