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   Codename: Gordon

   Codename: Gordon, also known as Half-Life 2D, is a two-dimensional Flash sidescroller shooter game made by Paul "X-Tender" Kamma and Soenke "Warbeast" Seidel. The game was produced on behalf of Nuclearvision Entertainment, and was distributed over Valve Software's Steam online delivery system as a promotional title for the, at that time, upcoming Half-Life 2.
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   Half-Life (series)

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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   Gordon Freeman

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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   G-Man (Half-Life)

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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   Concerned: The Half-Life and Death of Gordon Frohman

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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   Concerned

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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   Concerned (comics)

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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   Alyx Vance

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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   City 17

   Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box
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    Half-Life (video game)

    Codename: Gordon · Half-Life 2: Deathmatch · Half-Life 2: Lost Coast · Half-Life 2: Survivor · The Orange Box

Explore the following pages on Powerset:

• Codename: Gordon,
• Half-Life (series),
• Gordon Freeman,
• G-Man (Half-Life),
• Concerned: The Half-Life and Death of Gordon Frohman,
• Concerned,
• Concerned (comics),
• Alyx Vance,
• City 17,
• Half-Life (video game)