Here is a cool image glitching effect designed by Tiffany Rayside, it glitches on hover and at a random interval. Will work for a spooky / Halloween themed website.
If you are having trouble with the pen, try the archived copy on GitHub
Image Glitch on Hover Snippet
See the Pen Glitchin’ Image by Tiffany Rayside (@tmrDevelops) on CodePen.0