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  1. Half-Life 2 - Half-Life 2 20th Anniversary Update - Steam News

  2. Half-Life 2 is getting a huge 20th anniversary update

  3. Half-Life 2 gets a major 20th Anniversary Update and bundles …

  4. Half-Life 2 Hits Highest Steam Concurrent Player Count Since …

  5. Valve celebrates Half-Life 2’s 20th anniversary with a big update

  6. Valve gets the original Half-Life 2 development team back ... - PC …

  7. 'Half-Life 2' Celebrates 20th Anniversary With Bug Fixes, New …

  8. How Valve made Half-Life 2 and set a new standard for future …

  9. Valve just made Half-Life free and put out a massive update ... - PC Gamer

  10. The Half-Life 2 20th

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