Shadowgrounds

Shadowgrounds is a shoot 'em up for Microsoft Windows, developed by Frozenbyte. It was released on November 11, 2005 in stores in Finland and Germany, and in Spring 2006 in the rest of Europe and North America. As well as being available through retail stores, the game began being distributed on Valve Software's Steam on May 8, 2006. The game is also available on GameTap as of January 31, 2008. A sequel, Shadowgrounds Survivor, was released in 2007. The game was later ported by Linux Game Publishing, with the Linux version being released on September 16, 2009.

Gameplay
The player begins as a mechanic tasked with the repair of various systems. After the arrival of the aliens, the player performs a variety of quests until meeting up with the captain, who tells the player to contact nearby planets and ships for help, then to escape. The player then rescues the captain of a downed rescue ship, and is then tasked with destroying the alien mothership. Upon reaching the center of the ship, the player is approached by aliens who inform the player of the dangers the energy source that the player has been utilizing throughout the game.