Here is the full list of all 25 7th Sector achievements.
Free a prisoner
Run starter
Phantom
Wait for the train at the factory
Kill the man in the factory
Yes, wait for phantom again !
Destroy the first machine gun
TV phantom on the train
Wait for TV phantom
Well, try again
100 deaths
Another phantom in the apartment
Off the transformer after the conveyor
Phantom in base C 512
Phantom in a brick house
Final 1
Final 2
Final 3
Final 4
Robots are people too
Download all images from HD
Activate all phantoms
Water the lawn
Do not shoot!