The Brief: The Game Theorists is a popular YouTube channel with over 10 million subscribers.

DEEP DIVE
The Game Theorists is a popular YouTube channel and media group with over 10 million subscribers. They make videos about gaming, movies, YouTube and media. Creators include MatPat, Stephanie Cortado, Gaijin Goombah, and Ronnie Edwards.
Affiliated channels include GTLive, The Film Theorists, Caf Darko, DidYouKnowGaming?, Trailer Drake, Gaijin Goombah Media, DigressingNSQ, TheNationalDex, Wisecrack, The Completionist, Yuriofwind, ScrewAttack, and Pat the NES Punk.