These chapters contain the rules for helping players interact with the imagined environment. Having a common set of rules for how things work.
- Chapter 12: Time and Movement
- Chapter 13: Health
- Chapter 14: Performance Rolls
- Chapter 15: Experience
- Chapter 16: Special Rolls
- Chapter 17: Driving
- Chapter 18: Encumbrance
- Chapter 19: Special Terrain
- Chapter 20: Artifact ID
- Chapter 21: Equipment Damage
- Chapter 22: Negotiation
- Chapter 23: Money
- Chapter 24: Mundane Equipment