Guide to Advanced Occlumency is a book by Maxwell Barnett that teaches the reader how to improve their Occlumency skills.[1][3]


Notes and references

  1. 1.0 1.1 (see this image)
  2. Harry Potter: Hogwarts Mystery, Year 5, Chapter 18 (Legilimency and Occlumency)
  3. MinaLima Design - Film work: graphic props
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