When you get to the second form of Demise at the end of the game you can mess with him by taking out your Bug Net and moving it around, similar to the final battle with Ganondorf in Twilight Princess.

In this battle your overall goal is to stop the monster from getting to the top of the spiral pathway. To do this, you must destroy all of its "toes" and knock the pillar in its head back into place 3 ...