1. Serious Sam HD: The Second Encounter Achievements
  2. Cooperative Survival Master achievement
Serious Sam HD: The Second Encounter

Serious Sam HD: The Second Encounter

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Serious Sam HD: The Second Encounter
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Cooperative Survival Master achievement in Serious Sam HD: The Second Encounter

Cooperative Survival Master

Earn gold medals on all Survival levels in cooperative Survival.

Cooperative Survival Master0

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