lol, well, you got me there! But I think for the most part almost every texture should have the tunic or robe or whatever cloth it is usually slung over the left shoulder.

Vertically. They seem to encroach upon the belly area.

I Can flip them horizontally easily in Paint.net. By higher you mean vertically or Volume?

Hello, my name is Senaron and I played the original Total war mod and spoke with Undying a good few times on total war center, even helping with balance fixes for some of the factions (like Ikana and the Deku Kingdom) late in it's life. I was curious about this mod and the game it runs on in general and would also like to cheer on your efforts to keep it alive!

Good catch. But, you could have a unit of left-handed slingers, as was the case of the Judean Benjamites (although the source is the Bible): "Among Benjamin’s elite troops, 700 were left-handed, and each of them could sling a rock and hit a target within a hairsbreadth without missing".