What episodes of case closed are Harley in?

Harley Hartwell, a character in "Case Closed" (also known as "Detective Conan"), appears in several episodes, most notably in episodes 205-206 titled "The Phantom Thief's Challenge." He also plays a significant role in episodes 219-220, "The Murderous Curse," and is featured in various other episodes throughout the series, including some involving the Black Organization. His character often serves as a rival to Conan Edogawa, showcasing his skills as a detective.