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Serious Sam HD: The First Encounter
Rare
Serious Run
15Complete the game in single player by beating estimated time on each level.
Guides for Serious Run Achievement
There are no guides for this achievement.
12
200
395
42
32
- Developer
- Croteam
- Publisher
- Devolver Digital
- Platform
- Xbox Live Arcade
Game Leaders
| 1. |  DonNikos | 200 |
| 2. | Momiji | 200 |
| 3. | Handydarkness | 200 |
| 4. | AGGY AggressoR | 200 |
| 5. | Ow Nitram | 200 |
| 6. | Amnesia1000 | 200 |
| 7. | GuZmaN DeeMoN | 200 |
| 8. | SETH PL | 200 |
| 9. | ATC Psyko | 200 |
| 10. | BA44 kikyou 44 | 200 |
| 11. | FPSDeath | 200 |
| 12. | ComesBrothers | 200 |
| 13. | KongQuest | 200 |
| 14. | Gonzo345 | 200 |
| 15. | Elgaard | 200 |
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