Serious Beginner

Complete any level in single player.

Serious Sam

Complete the single player campaign.

Kleer Wrestler

Tear off 10 Kleer heads.

Bug Hunt

Squash 10 Hatchling spiders.

Useful Trophy

Kill an enemy with a gib torn from another enemy.

Chain Explosion

Kill at least 5 headless kamikazes in one explosion.

Wall of Bullets

Kill 20 enemies with the Minigun without releasing the trigger.

Apprentice Egyptologist

Decipher an Egyptian text.

Wanted Dead or Alive

Rescue professor Stein. So to say.

Get the hell off my ride!

Secure the bird.

All Your Base Are Belong To Us!

Problem solver

Solve the riddle of the Sphynx.

Painful Divorce

Kill a Witch-Bride of Achriman.

Mission completed

Power up the Timelock.

Detroit Steel

The doorman should wear a suit

Awake the Guardian of Time.

Killer Jewelry

Kill an enemy using the Mutilator.

Bone Crusher

Smash 20 Kleers with the Sledgehammer.

Circle of death

Kill at least 3 enemies in one spinning Sledgehammer attack.

Clay Pigeons

Kill 5 Cave Demons while they're in air.

Are You Serious!?

Complete the game in single player on unmodified serious difficulty.

Serious Run

Complete the game in single player in half the estimated time on each level.

Ophthalmologist

Remove 10 Gnaar eyes.

Cardiac Surgeon

Rip out 10 Rocketeer hearts.

Chiropractor

Break 10 Soldier necks.

Arachnophobia

Rip 10 Juvenile spiders apart.

Scorpion Slayer

Break 5 Arachnoid necks.

Load of Scrap

Rip Scrapjack's head off.

Trick Shot

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

Berserker

Kill 3 enemies in one sprint with the Sledgehammer.

Old School

Complete the game in single player without manually reloading, aiming or sprinting.

Kung-fu Fighter

Perform all possible finishing moves in the game.

Master Egyptologist

Decipher all Egyptian texts.

Rodeo Surfer

Use the Mutilator to surf after a Werebull.

Skewer

Pierce 5 enemies with one Devastator round.

Up Close and Personal

Gib 20 enemies from close range with a shotgun.

Headsman

Decapitate a Khnum.

Maintenance time

Blow a Major Biomechanoid into pieces.

Look, it's a secret

Find at least 50 secrets in single player.

Top Secret

Find all secrets in single player.

Classic Outfit

Find Sam's classic outfit

Queen Hatshepsut

Complete The Guardian of Time in single player on serious difficulty without dying or loading.

Vista

Find the Vista secret.

Co-op Beginner

Complete any level in cooperative with at least 2 players.

Co-op Master

Complete the campaign in cooperative with at least 2 players.

Coin-op Co-op

Complete a Coin-op cooperative game on normal or higher difficulty.

Life Saver

Pick up at least 10 extra life items.

Gold Rush

Pick up 100 gold coins.

Deathmatch Beginner

Complete a deathmatch game with at least 1 frag.

Deathmatch Master

Win 10 deathmatch games.

Look Ma, I won!

Win a versus match.

Hammer Time

Frag 20 players with the Sledgehammer.

Beast Hunter

Complete a Beast Hunt match

Flag Thief

Score a total of 10 points in CTF matches.

Instant Killer

Make at least 3 kills in one Instant Kill match.

Last Man Standing

Win one round in Last Man Standing game with at least 4 players.

Heavy Weight Champion

Win one My Burden match with at least 3 players.

Survivor

Earn a medal in Survival.

Golden Survivor

Earn a gold medal in Survival.

Jewel of the Nile

Complete the Jewel of The Nile single player campaign.

2 hidden achievements remaining

Details for each achievement will be revealed once unlocked