Most of the Dresden Files graphic novels from Dynamite Entertainment are available for 1.99$ each! You can download Jim Butcher's Welcome to the Junglehere.
Here's the blurb:
This original story is set in the New York Times-bestselling world of Jim Butcher's Dresden Files, and is scripted by Butcher himself! When the supernatural world goes out of control, there's only one man to call: Harry Dresden, the only professional wizard in the Chicago phonebook.