Board Thread:General Discussion/@comment-4519633-20141022032431/@comment-24766715-20141023033056

If we're including OUATIW then Jafar and Amara by far (when they were alive/not trapped) as Jafar said they were the most powerful magic practitioners in all the realms.

In OUAT alone, Peter Pan by a long mile. Followed by Cora then Zelena.