Half-Life 2: Episode One achievements
175
(130)

Half-Life 2: Episode One

4.3 from 117 votes

There are a maximum of 13 Half-Life 2: Episode One achievements worth 175

1,978 tracked gamers have this game, 634 have completed it (32.05%)

Achievement Details

Attica! in Half-Life 2: Episode One

Attica!11

Destroy the gunship in the hospital attic.

  • Unlocked by 1,490 tracked gamers (75% - TSA Ratio = 1.14) 1,978  
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