FileBot

1.
If you use TheMovieDB - which allows duplicate series names - then the series name {n} will never contain the series year:
If you use TheTVDB - which does not allow duplicate series names - then the series name may contain a year (2005) or a region (UK) to make the series name unique. You can use replaceTrailingBrackets() to replace or remove trailing brackets:


2.
What is your custom format? Does your custom format handle special episodes? (NOTE: special episodes do not have a regular episode number {e} and may or may not have a season number {s}; they do have a {special} number instead)


The {plex} format correctly formats the TVDB episode information like so:

Perhaps you mean to use a custom format such as this to generate a file name such as this: