| Term | History |
|---|
| 1 | Became a Scavenger at age 18 |
| 2 | Continued as Scavenger at age 22 |
| 3 | Continued as Scavenger at age 26 |
| 3 | Promoted to rank 1 |
| 4 | Continued as Scavenger at age 30 |
| 4 | Promoted to rank 2 |
| 5 | Voluntarily left Scavenger |
| 5 | Became a Field Researcher at age 34 |
| 5 | Win a prestigious prize for your work. |
| 6 | Continued as Field Researcher at age 38 |
| 6 | Make a breakthrough in your field. |
| 6 | Forced to continue current assignment |
| 6 | Promoted to rank 1 |
| 7 | Continued as Field Researcher at age 42 |
| 7 | Assigned to work on a secret project for a patron or organisation. |
| 7 | Promoted to rank 2 |
| 8 | Continued as Field Researcher at age 46 |
| 8 | Caught cheating in some fashion, advancing your career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 8 | Your work is sabotaged by unknown parties. You start again from scratch. |
| 8 | Gain an Enemy |
| 8 | Promoted to rank 3 |
| 9 | Continued as Field Researcher at age 50 |
| 9 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 9 | Promoted to rank 4 |
| 10 | Continued as Field Researcher at age 54 |
| 10 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 10 | Promoted to rank 5 |
| 11 | Continued as Field Researcher at age 58 |
| 11 | A rival researcher blackens your name or steals your research. Gain a Rival. |
| 12 | Aging Crisis. Owe 50,000 for medical bills. |
| 12 | Continued as Field Researcher at age 62 |
| 12 | Assigned to work on a secret project for a patron or organisation. |
| 12 | Promoted to rank 6 |
| 12 | Forced to muster out. |
| 13 | Aging Crisis. Owe 60,000 for medical bills. |
| 13 | Retired at age 66 |
| 13 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 14 | Aging Crisis. Owe 10,000 for medical bills. |