Here is a web comic that you may or may not have seen. It is one I find hilarious (usually), yet disturbing (often).
CHOPPING BLOCK is by Lee Adam Herold, from Pennsylvania. It is about the daily life of Butch - a mask-wearing serial killer in the vein of Jason Voorhees, but Butch is also a cannibal. Oh, and he likes to collect "souvenirs". It is NOT for the faint-of-heart or easily-offended. I cannot stress that enough.
Here is a mild example:
Remember, I said this one was MILD. They are sometimes much, MUCH darker.
You have been warned.
You can view the strip at CHOPPINGBLOCK.ORG or at the ARCHIVE DATING BACK TO 2000