It involves a metal detector, prodding instrument and tripwire feeler. A tripwire is a passive triggering mechanism. They are triggered in a conventional manner with either tripwire or command detonation. When triggered by a tripwire, it fired a rocket. It was triggered by a flintlock connected to a tripwire on the surface. The fourth bomb was activated by tripwire. The flare begins burning when the tripwire is triggered, providing both alarm and illumination. Businesses with their headquarters in Roswell include Snorg Tees, Tripwire Interactive, and Pharsalia Technologies. It could also be modified to be triggered by a tripwire. He almost escapes, by impersonating various Joes, such as Doc, Tripwire, General Hawk and Gung-Ho. Maneater is an upcoming action role-playing game developed and published by Tripwire Interactive. The project is based on code originally contributed by Tripwire, Inc. in 2000. Killing Floor is a cooperative first-person shooter video game developed and published by Tripwire Interactive. The game is being developed by Blindside Interactive alongside publisher Tripwire Interactive. It was developed by Tripwire Interactive and Antimatter Games.