Half-Life 2: Episode One achievements
178
(130)

Half-Life 2: Episode One

4.4 from 106 votes

There are a maximum of 13 Half-Life 2: Episode One achievements worth 178

1,856 tracked gamers have this game, 570 have completed it (30.71%)

Achievement Details

Conservationist in Half-Life 2: Episode One

Conservationist17

Kill five enemies with the same energy ball.

  • Unlocked by 657 tracked gamers (35% - TSA Ratio = 1.68) 1,856  
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