Serious Sam: Siberian Mayhem est une nouvelle extension autonome dans le monde du classique du FPS. Rejoignez le combat contre Notorious Mental dans un voyage au cœur des étendues sauvages de la Russie.
ActionA solution to any problem
The smartest man on Earth
Find every Dmitry audio and text log
Find all of the print media notes
Find every General Brand audio log
Now it's your turn
Rise and levitate
Defeat Sentry Tower with sole hoverboard firepower
Stay here and kill them all... with a black hole
Kill 10 enemies with one Burner explosion
Kill Draconian Burner with a Burner gun
Kill 30 enemies while riding one Draconian Burner
Kill 5 enemies with one Crossbow shot
Complete the mech sequence and kill all big enemies without shooting
Don't ride the tank - become the tank
Beat the final boss in Singleplayer on Serious difficulty without loading mid-battle savegames
Complete Siberian Mayhem without learning a single S.A.M skill in Singleplayer
Complete Siberian Mayhem on Serious difficulty in Singleplayer
Complete Siberian Mayhem on Serious difficulty in Cooperative with enemy multiplier set to at least x2
Rid the monster of its misery
Find half of all the secrets
Find all secrets
Get half of all achievements
Get any medal on Castle of Pain survival level
Get any medal on Horus Sanctuary survival level
Get any medal on Kleer Fortress survival level
Get any medal on Dragon Gates survival level
Get any medal on The Snowrider survival level
Get any medal on Monkey Canyon survival level
Get a gold medal on any survival level
Unlock all Achievements.
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