Game Theory: Gaming's Biggest Mystery SOLVED! | Half Life G MAN Theory

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  • Published on:  Tuesday, August 15, 2017
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    HALF-LIFE is one of the most prolific & beloved game franchises of all time, but it’s also known for one of Gaming's most enigmatic characters: The G-MAN. Seriously, who is this creepy suit that can transcend time, space, and our known dimensions?! Well after some grueling research into the depths of Half-Life lore, I have discovered the G-Man's True Identity, and it will shock you!

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  • Journeying_ Soul

    Journeying_ Soul

     2 years ago +14324

    It's 11:55 where I am. I could go to bed, since I have my first day of school tomorrow, ooorrr I could watch Game Theory.... I guess you know which I chose.😂😅

  • red days gaming

    red days gaming

     12 hours ago

    Anyone watching this in 2019 because they feel like they've missed something

  • Bottled _Bottle

    Bottled _Bottle

     22 hours ago

    So when I was around 10, I played half life 1, and I thought G-man stood for gordan lmao

  • SZ



    game theory: releases this vid
    Valve 2 Years Later: Fie, I'll do it myself

  • pashaplaybug



    Get ready for Half Life Alyx

  • Gurk Gaming

    Gurk Gaming


    G-man is DIO

  • Curtis Young

    Curtis Young


    This was a fantastic theory. Very interesting stuff

  • Mohammed Murad

    Mohammed Murad

     2 days ago

    G man is valve

  • O rei das eras

    O rei das eras

     2 days ago

    Tetris is nice

  • [Kira] [Yoshikage]

    [Kira] [Yoshikage]

     3 days ago

    vibe check

  • mhp


     4 days ago

    when nilianth said "comes another" he was reffering to gordon because he was 7th human to enter xen, so he said "comes another human"

  • Maksim Satsikau

    Maksim Satsikau

     4 days ago

    g-man can literally mean garry-man, garry as in garry's mod

  • Kennedy the Stopper

    Kennedy the Stopper

     4 days ago

    G Man in the intro is vibe checking us

  • Cybil Aura

    Cybil Aura

     4 days ago

    I skip all of your stupid self intros, just keep your channels intro. (Opinion B)

  • Kater Tolvad

    Kater Tolvad

     4 days ago

    I find it fascinating that I almost half understood what Gordon Freeman's thesis was on. And it's all thanks to game theory!

  • Sonic Hedgehog

    Sonic Hedgehog

     4 days ago +1

    Mat Pat: WHO is Gman?

    Me an intellectual: Gman is a mysterious character in the popular Half Life video game series produced by the company Valve©

  • Teones Paiva

    Teones Paiva

     6 days ago +1

    3 years is all it took

  • We are Max and Justin

    We are Max and Justin

     6 days ago

    That Eerie stutter

  • School


     6 days ago +1

    11:56 Actually, that line is referencing the amount of researchers that came to Xen in the past.

  • Final Synapse

    Final Synapse

     7 days ago

    Where did you get the idea it was Gordon’s first day?