These are refer to use 五行. So it is a little bit like the Ying yang stuff, but more to with nature.
  1. Wind
    Static
  2. This is actually not one of the 5 events, but I thought it will be cool to add this in the collection since it is a natural element.
    Static
  3. Gold
    Static
  4. Static
  5. Wood
    Static
  6. Static
  7. Water
    Static
  8. Static
  9. Fire
    Static
  10. Static
  11. Earth
    Static
  12. Static