How Giant Bomb could be laid out better with more categories: 

• companies

• gameplay

• genres
• interface
• themes
• content delivery/platform-specific
  

characters

player character/protagonist

• actions/controls/moves
• appearance
  
• types

non-player-characters

• artificial intelligence
• beings/creatures/monsters

objects

• armor/shields
  
• ammunition
• clothing
  
• containers
• food
  
• furniture
• lights
  
• tools
• vegetation
  
• vehicles
• weapons 

engines

• damage/hazards
  
• effects

• interface/ui

environment

• locations
• surfaces