Matthew Robert Patrick[3][4] (born November 15, 1986),[5] also known by his screen name MatPat, is an American Internet personality and the creator and narrator of the KZfaq webseries The Game Theorists (known better as Game Theory), where he comments on topics such as the logic, scientific accuracy, and lore of various video games and the gaming industry. His spinoffs The Film Theorists (also known as Film Theory) and The Food Theorists (also known as Food Theory) center on similar subjects in cinema/internet filmography and food, and food franchises respectively.
In 2015, Patrick created one of KZfaq's first live gaming channels, GTLive, and in 2016, he created the KZfaq Premium series MatPat's Game Lab. In 2018, MatPat joined Joey Graceffa along with other KZfaqr guests on the third season of Graceffa's KZfaq Premium series Escape the Night. He made an appearance on Season 4, first for the opening of Episode 1 and then as an assistant in Episode 6. As of February, 2021, he has amassed over 28 million subscribers and over 5 billion views total across his four channels. Between July 1, 2016, and July 31, 2016, he starred in the game show The Runner. He also works with the musical web series Random Encounters and helps with special voice acting roles in songs.