Serious Sam: Siberian Mayhem

Serious Sam: Siberian Mayhem

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How to find one of the best secrets in the game
By Leneri
There are actually five of them!
   
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Intro
This guide shows how to get to arguably the best series of secrets in the game.

There are almost no spoilers for the secrets themselves. Screenshots contain the information about how to get to the secrets.

If you are a true Serious Sam fan, you'll most likely enjoy these.
Chapter 1
You'll need some C4 to be able to open the entrance to the secret.

When you get to the first Oil Refinery, follow the road that leads to a right side of map:



Road ends near the house. From there, go to the right side:



In the end of this path, you'll notice a small building. Pick up a C4 that opens the first secret:






When you get to AK-47 weapon, follow the screenshots for the second C4:








At the end of the level, right after you exit the arena room with the jump pads where you have to kill tons of enemies, DO NOT go to the left side or else you'll finish the level, instead go to the right side, break some wooden boxes, and use your C4 to get to the first secret:


Chapter 2
After the giant robot with chainsaw section, go where the blue arrow points if you need a C4, and go where the red arrow points if you can open the second secret:



If you went for the C4, go here:




If you go right, simply use your C4 and get to the secret:

Chapter 3
As soon as you get near the gate section, go to the right side of it:



From there, simply go down and run to the end of the canyon:



In the end you'll see a tunnel:



Go inside. You'll notice the door with a secret, but it's closed:



To open it, you should find a yellow machine within a red light and go behind it. There's a switch that opens the door:




Press it and go back to the door.
Chapter 4
When your team finds the train and splits up, go to the left side and use your C4 to open the secret:


Chapter 5
After the giant ass wave of monsters in the field with like 8 Khnums, when you enter the town, follow the red arrow to locate the last secret and to get the achievement for finding all five secrets:





12 Comments
maxman 29 Sep, 2023 @ 4:25am 
fugwer:steamhappy:
Coffee 6 Aug, 2022 @ 5:00pm 
What's the name of the character that unlock after the specific achievements as puddingtopf said?
Outlaw 28 May, 2022 @ 1:33pm 
You should add that in order to do the secret level in Chapter 2, you need 2 c4 charges, the one in the area provides you with just one, makeing it impossible to acsess after the Mech Section.

You need to pick up atleast 1 of 2 secret C4 charges before this section inorder to blow up the containers doors.
Leneri  [author] 30 Jan, 2022 @ 1:29am 
You're right, I thought that double commas would be a little hint that this """boss fight""" is not a boss fight at all :d

I didn't want to spoil that the "key" is actually a C4 but it ended up being misleading.

Changed all "keys" to "C4" and made it clearer where to go after the arena section in the first level, thanks!
ZombieK [REDACTED] TS #37 29 Jan, 2022 @ 8:40pm 
just two things for level 1.

you should specify it is c4 so someone doesn't waste time looking for a key that is actually just c4.

also the secret at the end of the first level is easily missed because the "boss" is just hordes of enemies and I thought it would have an actual boss enemy.
you can easily start the next level by turning left when its not obvious its the end of the level as you gotta turn right and my coop partner activated the next level by accident.

guide for level 2 was easy to understand.

thanks for the guide.
Leneri  [author] 29 Jan, 2022 @ 9:37am 
Updated the guide!
LaScene 27 Jan, 2022 @ 1:29pm 
Leneri, There is a secret like this on the very 1st level. All u need is a C4 and your grenade launcher on your shotgun. Same story as this one but at the end of level one after you defeated the "boss" go out and take a right turn. U will see crates stacked up next to a brick wall. Destroy them with your grenades (if you have any) and u will see a highlight to throw a C4 to stick to said wall. Destroy it with the C4 walk through the hole and voala, you found another wonderful "thing". Wont spoil ;)
★ [=D]AlphaDuplo ✔ 27 Jan, 2022 @ 1:26pm 
Definitely do that. All of them are unique and super fun. I love them :D
Leneri  [author] 27 Jan, 2022 @ 8:07am 
Thank you for the information!

I'll update this guide when I find all of them.
puddingtopf 27 Jan, 2022 @ 5:02am 
Yeah, there are five of these secrets in the game. You get an achievement and a character skin for finding all of them.