Serious Sam 3: BFE / Achievements
01Coin-op Co-op
Complete a Coin-op cooperative game on normal or higher difficulty.
- Unlocked by
- 2.5%
- Rarity
- Very rare
- Hidden achievement
- No
Data from Steam — Steam Web API Terms of Use. Last updated .
Serious Sam 3: BFE / Achievements
Complete a Coin-op cooperative game on normal or higher difficulty.
Data from Steam — Steam Web API Terms of Use. Last updated .