按照官方公布的数据，H F2 从概念到成品消耗了 Valve 至少4千万美元以及5年的开发时间，代价不可谓不高昂，但各方面收获却远超一款FPS游戏所能达到的极限。如今全世界玩家都十分熟悉的“剁手平台”Steam所支持的第一款产品正是HF2，作为史上第一款需要联网进行产品验证的单机游戏，尽管该服务在游戏发售初期遭到了一些诟病，但总的来讲HF2还是对Steam平台知名度的提升起到了关键的推动作用。

Just as Half-Life 2 turns 20, Valve has released a massive update that combines the base game and all episodes, while also ...

Valve has released the Half-Life 2 Anniversary update to celebrate the game's 20th anniversary, adding developer commentary, ...

Techopedia looks back at the influence of Half-Life 2 on its 20th anniversary. Here are the five best moments from the ...

Valve is honoring the 20th anniversary of Half-Life 2 with a celebration that includes a brand-new two-hour documentary, a ...

"Half-Life 2 is a masterpiece, a milestone, an absolute must-have for every PC gamer, shooter fan or not," wrote a certain ...

Shortly before the end of the game, the gravity gun also receives a dramatic upgrade, allowing you to attack enemies directly ...

If you're one of the few Steam users who still doesn't own Half-Life 2, now is your chance to add Valve's blockbuster first-person shooter to your ...

Valve celebrates Half-Life 2's huge 20th anniversary with an update to the game, a developers commentary from Half-Life 2 ...

But also in that documentary, released for Half-Life 2's 20th anniversary, there's footage of some pretty cool-looking ...

Time surely flies, and Gordon Freeman's followers know it better than anyone. Half-Life 2 is celebrating its 20th anniversary ...

Episode 3 never happened because Newell "couldn't figure out why doing Episode 3 was pushing anything forward." ...