Warp Hub
A Warp Hub is a series of rooms in which many wormholes are placed close together for convenience in warping. Sometimes the hub rooms leads to locations of a similar type, such as harbours or commodities shops. When placed within a city's subdivision, the house always lacks exits to the outside, so that access may only be gained via the wormholes. To use the warp hub, one must have the ability warp in Subterfuge or use of the artefact called a vibrating stick.