Jonathan Aryan Jafari is the co-creator and former co-host of the Let's Play webseries Game Grumps. He is best known for his eponymous YouTube web series JonTron, where he reviews and parodies video games, films and other media.
See also: Destiny (streamer), A Talking Cat!?!, Kid Nation, Arin Hanson, Game Grumps, and HowToBasic.