Serious Sam: Siberian Mayhem
Windows 10
- 8,477 Achievements Earned
- 968 Players Tracked
- 49 Total Achievements
- 11,996 Obtainable EXP
- 1,000 Gamerscore
- 29 100% Club
Beat the final boss in Singleplayer on Serious difficulty without loading mid-battle savegames
50
5.68%
Very Rare - 384.00 EXP
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