Ink Sketch of Kylo Ren and Darth Vader - Process and Timelapse Video

Here is an ink sketch I made of Kylo Ren and the Mask of Darth Vader. It is done with a ball point pen on sketch paper.
This is a Scene from Star Wars, Episode VIi - The Force Awakens. I always wondered how Kylo Ren was able to retrieve this mask....

These are my Steps.

Here is the Timelapse Video: