The character designs for X-Men: The Animated Series were created by renowned comic book artist, Jim Lee. Lee, who was a huge fan of the X-Men franchise, was approached by Marvel Studios to design the characters for the show. He worked closely with the production team to ensure that the designs were consistent with the comic book characters, while also being suitable for animation.

By following this link, you can Download The Art and Making of X-Men: The Animated Series PDF

Previously on X-Men: The Making of an Animated Series: For a deep dive into the show's history without the heavy art focus, the series' showrunner Eric Lewald wrote this companion book, which is available in a Kindle/Digital format through Amazon X-Men '97: The Art and Making of the Animated Series