One doesn't simply become Master of the Mystic Arts overnight -- there's a bit of a learning curve, as we see in this new scene from Marvel's "Doctor Strange."

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In the clip, which debuted on Mashable, the Sanctum Sanctorum comes under attack by Kaecilius (Mads Mikkelsen) and his minions, but Benedict Cumberbatch's Stephen Strange isn't quite prepared to fight them. However, we're sure he'll get the hang of the whole "Sorcerer Supreme" thing ... eventually.