Hi Austin,
I couldn’t open your file in 3.6 (at least, there were too many broken Library Links and the scene ended up being empty), but it did open in 4.1 (still some broken Links, but now there were Cheerios (and more…)!
So…the problem is, that you have different Subsurf Levels for Viewport and Render 🤯
I remember Kent talking about this at one point; something like the Vertex Paint using the Viewport Level…can’t remember exactly. But setting the Render Level to 1 fixed it. So then I tried setting both Levels to 2 and hurray!
Here I have fixed it for a few Cheerios, changing the Viewport Level to 2 and Deleted Bakes, just to show that it works:
