Serious Beginner
Not unlocked yetComplete any level in single player.
Serious Sam
Not unlocked yetComplete the single player campaign.
Are You Serious!?
Not unlocked yetComplete the game in single player on unmodified serious difficulty.
Serious Run
Not unlocked yetComplete the game in single player in half the estimated time on each level.
Ophthalmologist
Not unlocked yetRemove 10 Gnaar eyes.
Cardiac Surgeon
Not unlocked yetRip out 10 Rocketeer hearts.
Chiropractor
Not unlocked yetBreak 10 Soldier necks.
Kleer Wrestler
Not unlocked yetTear off 10 Kleer heads.
Bug Hunt
Not unlocked yetSquash 10 Hatchling spiders.
Arachnophobia
Not unlocked yetRip 10 Juvenile spiders apart.
Scorpion Slayer
Not unlocked yetBreak 5 Arachnoid necks.
Load of Scrap
Not unlocked yetRip Scrapjack's head off.
Trick Shot
Not unlocked yetKill the kicked enemy while it is still in the air.
Useful Trophy
Not unlocked yetKill an enemy with a gib torn from another enemy.
Berserker
Not unlocked yetKill 3 enemies in one sprint with the Sledgehammer.
Old School
Not unlocked yetComplete the game in single player without manually reloading, aiming or sprinting.
Chain Explosion
Not unlocked yetKill at least 5 headless kamikazes in one explosion.
Kung-fu Fighter
Not unlocked yetPerform all possible finishing moves in the game.
Wall of Bullets
Not unlocked yetKill 20 enemies with the Minigun without releasing the trigger.
Apprentice Egyptologist
Not unlocked yetDecipher an Egyptian text.
Master Egyptologist
Not unlocked yetDecipher all Egyptian texts.
Wanted Dead or Alive
Not unlocked yetRescue professor Stein. So to say.
Get the hell off my ride!
Not unlocked yetSecure the bird.
