Dark Matter Jiu Jitsu, located in Tempe, Arizona, is highly praised for its welcoming atmosphere and supportive community. Reviewers consistently highlight the excellent instruction provided by Coach Korey, who is known for his detailed teaching methods and ability to make classes enjoyable for all skill levels. Many students feel comfortable and safe training there, regardless of their prior experience, and appreciate the gym's culture that fosters camaraderie and personal growth. The facility is described as spacious and well-equipped, making it an ideal place for both beginners and experienced practitioners. For more information, please contact the school directly.