Thanks for that; it seems this is actually an alternate order offered by tvdb, and is available for quite a few other shows as well - it's not always referred to as 'joined', I've also seen it be named 'netflix', 'amazon', etc.

Seems it would still be useful to support, if exposed via tvdb's API.

Can you post a specific example TV Show for this use case? If you're having trouble with a specific set of files, please post file paths as well. Here is a recent example: tvdb has split season 6 of Animaniacs (2020) into individual skits, ending up with 42 separate "episodes" instead of the actual ...