What problem does it solve?
Game system design documents (GDDs) are often incomplete, inconsistent, or fail to account for cross-system dependencies and pre-existing design decisions, leading to implementation rework, design contradictions, and missed alignment with core game pillars.
Core Features & Use Cases
- Context-Aware Guided Authoring: Automatically gathers relevant context from existing game docs, systems indexes, entity registries, and dependency GDDs before starting design work to avoid contradictions with established decisions.
- Retrofit Mode: Fills gaps in existing incomplete GDDs without overwriting any established content, making it easy to update legacy design documents without losing prior work.
- Cross-System Validation: Built-in dependency mapping, registry conflict checks, and specialist agent coordination for design, balance, and QA to ensure GDDs are implementable and consistent across the entire game.
- Use Case: A designer building a new vehicle physics system for a racing game can use this skill to pull context from the existing movement system GDD, entity registry entries for vehicle stats, and past consistency failure logs to write a complete, conflict-free GDD aligned with all prior design decisions.
Quick Start
Invoke the design-system skill with the name of the game system you want to design to start the guided, section-by-section GDD authoring workflow.