Serious Sam HD: The First Encounter achievements
1,519
(350)

Serious Sam HD: The First Encounter

3.6 from 51 votes

There are a maximum of 35 Serious Sam HD: The First Encounter achievements worth 1,519

1,833 tracked gamers have this game, 36 have completed it (1.96%)

Achievement Details

Backstabber in Serious Sam HD: The First Encounter

Backstabber45

Frag 100 players with a knife from behind.

  • Unlocked by 88 tracked gamers (5% - TSA Ratio = 4.54) 1,833  
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