Short answers, pulled from the story.
Brandon Jones served as the primary narrator for GameTrailers from its inception in 2002 until its shutdown in 2016. He co-founded the website alongside Geoffrey R. Grotz and became the audio signature of the entire gaming industry for over a decade.
GameTrailers shut down on the 8th of February 2016 after the final episode aired. The rights to the brand and its extensive back catalog were sold to IGN Entertainment, which continued to maintain the YouTube channel.
Invisible Walls debuted on the 13th of March 2008 and ended after publishing Episode 284 on the 17th of January 2014. The show was created by editor-in-chief Shane Satterfield and featured a rotating panel of editors discussing the video game industry.
Viacom acquired GameTrailers in November 2005 and later sold the company to Defy Media in June 2014. These acquisitions led to significant corporate upheavals and the eventual shutdown of the site in 2016.
Easy Allies launched on the 21st of March 2016 as a series of new Patreon-supported channels. The group produced shows like Mysterious Monsters and revived Mandatory Update, which ended on the 6th of February 2016.