Lego 71394 Super Mario is an interactive toy set that allows you to play with a physical Mario figure in a real-life environment, collecting coins and battling enemies as you go. The set includes a number of different pieces, including a Bluetooth-enabled Mario figure, a number of different bricks and platforms, and a variety of enemies and obstacles.

To use the set, you first need to download the free Lego Super Mario app to your smartphone or tablet. The app provides instructions on how to build the set, and also allows you to control Mario's movements and interact with the different elements of the set.