Detective Conan was a very popular Japanese mystery manga and anime. Each episode contained a unique storyline and wonderful reasoning process, but due to personal preferences, the best episodes may vary from person to person. However, here are some Detective Conan episodes that are generally considered very good: The Dark Organization's Drug Puzzle Contact with the Dark Organization Tracking the Missing Criminal The Mystery Caught in the Net Consecutive Inferences Shinichi VS Conan Heiji The Duel That Revealed the Truth Personnel Hidden in the Dark The above are some of the episodes that are considered to be very good in Detective Conan. Of course, this is only a part of it. If you have more likes and preferences, you may find that other episodes are also very worth watching.