Descent (ns2_descent) is an official NS2 map. Starting positions are not fixed per team: either team can start in Drone Bay, Fabrication, Monorail or Launch Control.
5tech points
9resource nodes
22named rooms
22power nodes

Marine startAlien startEither teamTech point, never a startResource node
Tech points
| Room | Start rule |
|---|---|
| Drone Bay | Start for either team |
| Fabrication | Start for either team |
| Launch Control | Start for either team |
| Monorail | Start for either team |
| Hydroanalysis | Not a start (extra tech point) |
Resource nodes
| Room | Nodes |
|---|---|
| Drone Bay | 1 |
| Energy Flow | 1 |
| Fabrication | 1 |
| Gravity Control | 1 |
| Hydroanalysis | 1 |
| Launch Control | 1 |
| Monorail | 1 |
| Observation | 1 |
| Plaza | 1 |
Start pairs
The map limits which starts go together. In vanilla the game picks one of these pairs at random (server mods can change this).
| Marines start in | Aliens start in |
|---|---|
| Fabrication | Drone Bay |
| Monorail | Launch Control |
| Drone Bay | Fabrication |
| Launch Control | Monorail |
All 22 room names
Club, Crew Quarters, Depot, Drafting, Drone Bay, Energy Flow, Fabrication, Fluid Transfer, Gravity Control, Hydroanalysis, Launch Control, Monorail, Observation, Plaza, Receiving, Satellite Relay, Security, Shipping, Shuttle Bay, Silo, South Corridor, Water Treatment