They did the smart thing and all of the game core is a separate C# package and they were using Unity mostly for the display bit. Zero game logic was trapped be

They did the smart thing and all of the game core is a separate C# package and they were using Unity mostly for the display bit. Zero game logic was trapped behind unity, so it was mostly just replacing a few idiosyncrasies between Unity and Godot (X vs x in coordinates and colors being floats vs ints)