A Station Eight Fan Web Site
He was consulted on the general plotline during its first year, and was slated to take over the writing of the book in the second year. He even wrote a story for it, set during the Avalon World Tour, that had the travellers encountering Coldstone and the Yeti in the Himalayas. However, the comic was cancelled before it could be published.
The book was cancelled because it didn't sell enough issues, and also due to Marvel's financial troubles (which caused them to drop many licensed titles at the same time).
GargWiki.net has answers for all your Gargoyles questions.
Includes episode commentaries by co-creator Greg Weisman, interviews with the cast, and a documentary on the fan convention.