Origin (ns2_origin) is an official NS2 map. Marines start in Control; aliens start in Ventilation, Biodome or Furnace.
4tech points
11resource nodes
25named rooms
22power nodes

Marine startAlien startEither teamTech point, never a startResource node
Tech points
| Room | Start rule |
|---|---|
| Control | Marine start |
| Biodome | Alien start |
| Furnace | Alien start |
| Ventilation | Alien start |
Resource nodes
| Room | Nodes |
|---|---|
| Biodome | 1 |
| Computer Lab | 1 |
| Control | 1 |
| Furnace | 1 |
| Generator | 1 |
| Laser Drilling | 1 |
| Maintenance | 1 |
| Power Core | 1 |
| Shipping | 1 |
| Smelting Room | 1 |
| Ventilation | 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 |
|---|---|
| Control | Biodome |
| Control | Ventilation |
| Control | Furnace |
All 25 room names
- Marine Start -, Access, Biodome, Cargo, Computer Lab, Control, Extraction, Furnace, Generator, Laser Drilling, Lava Catwalk, Maintenance, Monitoring, Ore -, Ore Extraction, Power Core, Scanning, Shipping, Skylights, Smelting Room, Tram Tunnel, Ventilation, Water Treatment, West Corridor, Xenoform Research