Invader Zim creator Jhonen Vasquez made a Teenage Mutant Ninja Turtles short called Don vs. Raph that premiered at the end of a panel celebrating 25 years of Nickelodeon cartoons at the San Diego Comic Con. While the designs features elements of the current Nickelodeon series, it is an original cartoon based on Vasquez’s visual style and humor. Nickelodeon made the short available shortly after the panel ended.