Serious Sam 3: BFE / Achievements
01Serious Sam
Complete the single player campaign.
- Unlocked by
- 8.9%
- Rarity
- Rare
- Hidden achievement
- No
Data from Steam — Steam Web API Terms of Use. Last updated .
Serious Sam 3: BFE / Achievements
Complete the single player campaign.
Data from Steam — Steam Web API Terms of Use. Last updated .