1. Narrative
   1. Structures
      1. Dynamic Object-oriented
      2. Branching
      3. Linear
      4. Parallel
      5. Threaded
   2. Perspectives
2. Mechanics
3. Dynamics
4. Aesthetics
5. Point of view
   1. First person
   2. Second person
   3. Third person
      1. Omniescent
      2. Limited
6. Player
   1. Type
      1. Griefer/Killer
      2. Collector
      3. Achiever
      4. Social
   2. Number
      1. Even
         1. Two
         2. Four
         3. +
      2. Odd
         1. One
         2. Three
         3. +
7. Game bits
   1. Dice
      1. Six sided
      2. Many sided
   2. Cards
      1. Playing cards
      2. Custom cards
   3. Tiles
   4. Tokens
      1. Generic/Abstract
      2. Detailed
   5. Spinner