About this game:
Twin Sector is a thrilling physics-based action-adventure which allows players free interaction with their environment. Using the advantages of the powerful HAVOK®-Engine, innumerable puzzles, challenges and enemies await the players in a hostile and threatening futuristic environment. Featuring more than 15 missions alongside a thrilling story line unfolding over the course of action.

Do note its an unguaranteed key, I just know what it is because I already own it.