Game Design Principles

Design thinking for engaging games.

1. Core Loop Design

The 30-Second Test

Every game needs a fun 30-second loop:
1. ACTION → Player does something
2. FEEDBACK → Game responds
3. REWARD → Player feels good
4. REPEAT

Loop Examples

2. Game Design Document (GDD)

Essential Sections

Principles

• Keep it living (update regularly)
• Visuals help communicate
• Less is more (start small)

3. Player Psychology

Motivation Types

Reward Schedules

4. Difficulty Balancing

Flow State

Too Hard → Frustration → Quit
Too Easy → Boredom → Quit
Just Right → Flow → Engagement

Balancing Strategies

5. Progression Design

Progression Types

Pacing Principles

• Early wins (hook quickly)
• Gradually increase challenge
• Rest beats between intensity
• Meaningful choices

6. Anti-Patterns

Remember: Fun is discovered through iteration, not designed on paper.

When to Use

This skill is applicable to execute the workflow or actions described in the overview.

Limitations

• Use this skill only when the task clearly matches the scope described above.
• Do not treat the output as a substitute for environment-specific validation, testing, or expert review.
• Stop and ask for clarification if required inputs, permissions, safety boundaries, or success criteria are missing.