Von Kreepsula is the supposed arch-nemesis of Mona and a recurring antagonist from Mona the Vampire. Although he is actually a comic book character.
Role in Von Kreepsula Runs Amok
When Mona lets Charley borrow her first edition of Von Kreepsula, it gets ruined by the rain, allowing Von Kreepsula to be released from his comic. When Von Kreepsula is sended back to his comic after a little battle with Mona, He drags Mona with him. Just then, Mona defeated him with a flashlight.