A 13-year-old girl allegedly stabbed her mother while wearing a white mask after reading about the recent Slender Man attacks.
Eric Knudsen never guessed that his urban legend would play a part in real-world horror.
The girls claim that they stabbed their friend as an offering to Slender Man.
This is what the Internet's creepy stories look like.
What is the SCP Foundation, and what is it protecting and containing?
This series of photos on imgur will have you checking your house for hidden spaces.