He writes scripts for video games and has also written a novel and, under the pen name Matz, a number of comics.

[1] His graphic novel Du Plomb Dans La Tete, AKA Headshot, was adapted into the 2012 film Bullet to the Head.

The first four issues were collected as a hardcover volume, which won IGN's Best Indy Book of 2007 Award,[6] Newsarama's Best of '07 gave it the "Best Comic You Didn't Read This Year" award[7] and Entertainment Weekly named it #2 in a list of Best comics of 2007.

[8] Other work includes Headshot (Du plomb dans la tête) with Colin Wilson, Shandy with Dominique Bertail and an upcoming adaptation of Jim Thompson's novel Savage Night with artist Miles Hyman.

[9][10] The Killer was optioned for a 2023 feature film adaptation, starring Michael Fassbender and Tilda Swinton.