"A Gate, two Birds and the beautiful Sky" (GBS) is a high Quality modification for Ritual's Elite Force II. The Mod is open source and has been touched by many legend ef2 Modders.
This promotional Video made of in-game Cinematic and Game-play clips, shows just a small amount of the High Quality GBS (A Gate Two Birds and the Beautiful Sky) Mod for Star Trek: Elite Force II, but it is most entertaining.