# Procedural Generation
**Entity class:** Computational method
## Definition
**Procedural generation** creates content or system states through executable rules, algorithms, or learned models. It can produce terrain, missions, populations, behaviors, or narrative events at scales impractical for manual authorship.
## Relationships
- **specific content practice:** [[wiki/Procedural Content Generation|Procedural Content Generation]].
- **scenario architecture:** [[wiki/Generative Scenario Engine|Generative Scenario Engine]].
- **world systems:** [[wiki/One World Terrain|One World Terrain]] and [[wiki/AI Narrative Systems|AI Narrative Systems]].