• 

  Serious Beginner

  Complete any level in single player.

  5

  73.71% (89.00)
• 

  Serious Sam

  Complete the single player campaign.

  20

  13.56% (486.00)
• 

  Are You Serious!?

  Complete the game in single player on unmodified serious difficulty.

  30

  4.42% (1491.00)
• 

  Kung-fu Fighter

  Perform all possible finishing moves in the game.

  10

  20.65% (319.00)
• 

  Wanted Dead or Alive

  Rescue professor Stein. So to say.

  10

  84.07% (3.00)
• 

  Get the hell off my ride!

  Secure the bird.

  10

  54.54% (121.00)
• 

  Problem solver

  Solve the riddle of the Sphynx.

  10

  41.47% (159.00)
• 

  Mission completed

  Power up the Timelock.

  10

  31.91% (206.00)
• 

  The doorman should wear a suit

  Awake the Guardian of Time.

  10

  27.21% (242.00)
• 

  Look, it's a secret

  Find at least 50 secrets in single player.

  15

  7.29% (904.00)
• 

  Co-op Master

  Complete the campaign in cooperative with at least 2 players.

  10

  11.53% (571.00)
• 

  Killer Jewelry

  Kill an enemy using the Mutilator.

  5

  42.40% (155.00)
• 

  Headsman

  Decapitate a Khnum.

  10

  10.53% (626.00)
• 

  Chain Explosion

  Kill at least 5 headless kamikazes in one explosion.

  10

  67.27% (98.00)
• 

  Bone Crusher

  Smash 20 Kleers with the Sledgehammer.

  5

  28.09% (235.00)
• 

  Maintenance time

  Blow a Major Biomechanoid into pieces.

  5

  20.12% (328.00)
• 

  Trick Shot

  Kill the kicked enemy while it is still in the air.

  5

  39.84% (165.00)
• 

  Load of Scrap

  Rip Scrapjack's head off.

  5

  21.93% (300.00)
• 

  Wall of Bullets

  Kill 20 enemies with the Minigun without releasing the trigger.

  5

  33.83% (195.00)
• 

  Classic Outfit

  Find Sam's classic outfit.

  10

  41.22% (160.00)

Jewel of the Nile DLC achievements

• 

  Jewel of the Nile

  Complete the Jewel of The Nile single player campaign.

  20

  7.37% (894.00)
• 

  Look Ma, I won!

  Win a versus match.

  5

  7.25% (909.00)
• 

  Deathmatch Master

  Win 10 deathmatch games.

  10

  6.52% (1011.00)
• 

  Flag Thief

  Score a total of 10 points in CTF matches.

  10

  7.70% (856.00)
• 

  Instant Killer

  Make at least 3 kills in one Instant Kill match.

  5

  8.27% (797.00)