Serious Sam HD: The First Encounter achievements
1,454
(350)

Serious Sam HD: The First Encounter

3.7 from 57 votes

There are a maximum of 35 Serious Sam HD: The First Encounter achievements worth 1,454

2,138 tracked gamers have this game, 45 have completed it (2.10%)

Achievement Details

Backstabber in Serious Sam HD: The First Encounter

Backstabber44

Frag 100 players with a knife from behind.

  • Unlocked by 112 tracked gamers (5% - TSA Ratio = 4.35) 2,147  
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