Chess advanced puzzle book recommendations?

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I am looking for an advanced level puzzle/tactic book aimed at 2000+ FIDE elo. I have used Romain Edouard’s middlegame calculation book which was great, but I am finding most other puzzle books too simple and the difficulty too low compared to this

play4fun64

Look no further. Chess Informants Encyclopedia of Chess Combinations is the best. It published Edition 6 I think.