| Trò chơi |
Achievement |
Điểm số |
 |
 |
Principals of Portalability |
0,24 |
| Finish every test chamber in Chapter 1 of "Portal Proficiency". |
|
 |
Advanced Tunneling |
0,31 |
| Finish every test chamber in Chapter 2 of "Portal Proficiency". |
|
 |
Profound Portal Proficiency |
0,34 |
| Finish every test chamber in Chapter 3 of "Portal Proficiency". |
|
 |
Convoyability 10 |
0,25 |
| 10 convoys delivered in the Portal Proficiency initiative |
|
 |
Convoyability 20 |
0,32 |
| 20 convoys delivered in the Portal Proficiency initiative |
|
 |
Convoyability 30 |
0,35 |
| 30 convoys delivered in the Portal Proficiency initiative |
|
 |
Tunneling at Full Capacity |
0,32 |
| Maximum amount of portals successfully used in a test run. |
|
 |
Condolence Letter Delivery Boom |
0,19 |
| 50 test vehicles destroyed in "Portal Proficiency" |
