Gabe Newell - Combine OverWiki, the original Half-Life wiki and Portal wiki

Brice Armstrong - Combine OverWiki, the original Half-Life wiki and Portal wiki

Tristan Reidford - Combine OverWiki, the original Half-Life wiki and Portal wiki

Rajia Baroudi - Combine OverWiki, the original Half-Life wiki and Portal wiki

Half-Life (series) - Wikipedia

Half-Life (Video Game) - TV Tropes

Dario Casali - Combine OverWiki, the original Half-Life wiki and Portal wiki

Chell of Portal was originally in Episode 3 and/or Half-Life 3 : r/HalfLife

Tom Leonard - Combine OverWiki, the original Half-Life wiki and Portal wiki

Combine OverWiki

Randy Pitchford - Combine OverWiki, the original Half-Life wiki and Portal wiki

Betafied - Half-Life Episode 2: The Many Attempts of Half-Life 3

The Orange Box Achievements - Combine OverWiki, the original Half-Life wiki and Portal wiki

White Forest, Half-Life Wiki

Unforeseen Consequences - Combine OverWiki, the original Half-Life wiki and Portal wiki

Jeremy Bennett - Combine OverWiki, the original Half-Life wiki and Portal wiki