If you want, I can (choose one) 1) provide exact MediaInfo/ffprobe commands to inspect a file, 2) list recommended encoder settings for a true "extra quality" x265 encode, or 3) give a compact checklist to spot mislabeled releases.
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. As an Amazon Associate I earn from qualifying purchases.