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	A Red Letter Day
	In 2026, the Combine OverWiki celebrates twenty years of operation. Happy 20th Birthday!

Welcome to the Combine OverWiki The original ad-free and independent Half-Life and Portal wiki Run. Think. Shoot. Edit. 1,635 articles since February 2006 Games Music Storyline Books & comics Multiplayer Achievements Quotes Real world Fan content Cut content Characters Enemies Creatures Factions Locations Weapons Transportation Technology Conflicts Quantum events Did you know... ...that Citizens playing the video game Hackman in the Manhack Arcade were unknowingly actually killing other Citizens with Manhacks? ...that the City 17 Trainstation is partially based on the Budapest-Western Railway Terminal? ...that Valve artist Ted Backman gave his likeness to the Citizen variant "male 02", as well as an early version of the Black Mesa security guard? ...that the Turret Redemption Lines are not rides? ...that the Xen crystal that triggers the Resonance Cascade is named "GG-3883"? ...that Alyx Vance was originally not related to Eli? ...that both Houndeyes and Bullsquids were to appear in Half-Life 2 but were ultimately cut? ...that the Thumper was originally meant to be a small object to be carried around by the player? ...that the Aperture Science Material Emancipation Grill "emancipates" dental fillings, crowns, tooth enamel, and teeth? Refresh Links The Combine OverWiki across the web Official websites Steam Store · Steam Community · Half-Life · Portal 2 Valve · Gearbox · The Valve Developer Community Friends of the wiki LambdaGeneration · Run Think Shoot Live · The Valve Archive · Valve Cut Content Wiki · ValveTime Borealis (PL) · Half-Life Inside (RU) · Half-Life Project Beta (RU / EN) Affiliates Independent Wiki Federation The Independent Fallout Wiki · The Unofficial Elder Scrolls Pages · Also see our WikiNode

Content updates Half-Life 3 created. (July 8, 2026) Peggle Extreme created. (April 5, 2026) ‎List of Half-Life and Portal crossovers and Poker Night 2 created. (January 26, 2026) Mission Improbable created. (October 7, 2025) Avalon created. (September 23, 2025) Half-Life Fallout and PHWOnline created. (August 28, 2025) Dark Interval created. (August 3, 2025) Black Mesa: Blue Shift created. (November 24, 2024) Unidentified Half-Life 2: Episode Three weapon created. (November 21, 2024) Half-Life 2 developer commentary, Ice Gun, and Blob created. (November 18, 2024) Archive · New pages · New files · Recent changes Random featured article The car battery is a prop featured in a puzzle during the Half-Life 2 chapter Sandtraps. Its appearance was inspired by Kirkland Signature batteries sold in Costco warehouses in the Seattle area. Car batteries reappear under a different design in Half-Life: Alyx as environmental details. Read more Random featured article: Walter Bennet Random good article: Antlion Featured articles · Good articles · Safe articles Featured article queue Valve Wiki Network Combine OverWiki Half-Life / Portal Dota 2 Wiki Dota 2 / Esports Left 4 Dead Wiki Left 4 Dead Portal Wiki Portal Team Fortress Wiki Team Fortress

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