Yes, the path to that quality legally is slightly harder than clicking a torrent. But with the tools described above—HandBrake, MakeMKV, and a purchased copy of Mindhunter Season 1 on Blu-ray—you can create a file that matches or exceeds that “extra quality” tag.
If you are looking to write a blog post about the first season of Mindhunter mindhunterseason01s01complete1080p10bitw extra quality
The details you've provided suggest you're looking for: Yes, the path to that quality legally is