There is a race to see who can bend the PDF file format to do the most impressive thing. Considering the more-than-30-year-old shooter, Doom, has been ported to many unexpected places, it was inevitable it would turn up in a PDF file.

You can play it on its official website which, of course, is just a PDF file that can be downloaded on your system

A high school student has created a Doom port that runs inside a PDF file. DoomPDF was inspired by the recent release of Pdftris – Tetris in a PDF.

The original Doom is now playable in a custom PDF file, further contributing to its legacy of being ported to just about every platform under the sun. Developed by ading2210, a self-described “high school student with an interest in programming,

There’s a growing trend of developers flexing their muscles to make PDF documents do completely different things than what they’re intended to do. The goal is to push the boundaries of the PDF format.