Visionary director Guillermo del Toro is known for having designed many of the monsters and creatures that pop up in his films. A lot of these designs take shape in the director’s sketchbook, which has now been unveiled to the public. After the jump is a video showing inside del Toro’s sketchbook which includes the designs for the Elemental and Angel of Death from Hellboy II and the Pale Man from Pan’s Labyrinth among others. Hit the jump to check it out.

Here’s the video (via Wired):