Board Thread:Theories Discussion/@comment-12515537-20151121035914/@comment-6192846-20151122131704

Ma might maintain knowledge of hypnosis but it's useless if she can't perform it. We'd have to establish she'd have the magical talent and ability to perform a technique so powerful that it only had one living user that we're aware of.

Another potential option is both Maria, Michelle, and Master of the Court are one and the same, though you can debate the hows and whys endlessly since we know so little about all of them.