I've asked about this on the Fediverse once already and didn't get any responses.
Also note that bindings for Godot 4.X (or some other not-superheavy Linux-compatible engine that has an editor especially) are a big part of what I want, so some specifics that may work on paper otherwise might not fit the bill either. Also because polygonal art (meme made with 3.X, 4.0 eye animation, not-yet-in-4.X test of someone elses' PR)