The creators of the toughest Super Mario Maker levels explain their devious goals

Super Mario Maker is really hitting its stride now. The user-created levels are indeed plentiful, and there seems to be a handful of truly well-designed, but excruciatingly painful levels to tackle. Just what kind of work goes into creating this content? What's the motivation behind these creations? Check out the feature below to read up on the hardest levels and the minds behind them.