|Riley Aries George|
|Channel|| The Consortium
|The Consortium: Gaming Channel|
OctoBarian is a Canadian YouTuber, and one of Markiplier's first YouTube friends. Their only collaboration was Serious Sam 3 Let's Play a long time ago on Mark's old channel. Currently, he's an admin of the Steam official group Markipliers Maniacs. Also, he hosts a channel where he makes playthroughs with his friend Duncan Edwards. In March 2nd, 2014, "Octo Inc." has bought British Joe&Jack Gaming (Joe Hesketh and Jack Rhodes) and merged into The Consortium Let's Play channel.
They also invited friend Megan Jones for a couple of times for horror games. Other guests on the channel have included, James (Xternel/Babysushi), Shaun (Poramo), Wats, and other various girlfriends.
|Relatives||Mark Fischbach | Tom | Mom | Dee|
|Main Guests||Aaron Ash | Bob Muyskens | Cyndago | Sean McLoughlin | Wade Barnes|
|Recurring Collabrators||Amy Nelson | Brooke Lawson | CaptainSparklez | CinnamonToastKen | Cryaotic | EatMyDiction1 | Ethan Nestor | Fine Brothers | Game Grumps | Latin Goddess | Matthias | Matt Watson | PewDiePie | Ryan Magee | Rosanna Pansino | SeaNanners | TheRPGMinx | Tyler Scheid | Zombiemold | Ohmwrecker|
|Others||Jessica Fossey | Caspie1405 | DidYouKnowGaming? | Edge | Hot Pepper Gaming | jacksfilms | Jesse Busemeyer | JeffKyler14 | LixianTV | markiplierSINGSbadly | MatPat | Octobarian | RadicalSoda | Random Encounters | shodleech | Sienna Spalding | Tobygames | Triggerhappy1337 | UberHaxorNova | Wilford Warfstache|