Board Thread:Questions and Answers/@comment-35096194-20190428025718/@comment-35096194-20190430023940

But in the credits of The Beginning of the End and The Ultimate Enemy Part 1, it's spelled "Daigon." Then again, it's spelled "Dagon" in Part 2 and The Enemy of My Frenemy, and Diagon in A Knight to Remember. When exactly was it established canonically?