| icon | info | gamerscore |
|---|---|---|
| Serious Sam Complete the single player campaign. | 20 | |
| Flag Thief Score a total of 10 points in CTF matches. | 10 | |
| Instant Killer Make at least 3 kills in one Instant Kill match. | 5 | |
| Headsman Decapitate a Khnum. | 10 | |
| Jewel of the Nile Complete the Jewel of The Nile single player campaign. | 20 | |
| The doorman should wear a suit Awake the Guardian of Time. | 10 | |
| Kung-fu Fighter Perform all possible finishing moves in the game. | 10 | |
| Load of Scrap Rip Scrapjack's head off. | 5 | |
| Mission completed Power up the Timelock. | 10 | |
| Wall of Bullets Kill 20 enemies with the Minigun without releasing the trigger. | 5 | |
| Maintenance time Blow a Major Biomechanoid into pieces. | 5 | |
| Killer Jewelry Kill an enemy using the Mutilator. | 5 | |
| Problem solver Solve the riddle of the Sphynx. | 10 | |
| Get the hell off my ride! Secure the bird. | 10 | |
| Bone Crusher Smash 20 Kleers with the Sledgehammer. | 5 | |
| Wanted Dead or Alive Rescue professor Stein. So to say. | 10 | |
| Serious Beginner Complete any level in single player. | 5 | |
| Chain Explosion Kill at least 5 headless kamikazes in one explosion. | 10 | |
| Trick Shot Kill the kicked enemy while it is still in the air. | 5 | |
| Classic Outfit Find Sam's classic outfit. | 10 |
