adapted from ODragon's pub topic and posting here so folks without a forum account can see it.
Barren to Oceanic or Sentient or Exotic or Rift:
Gas to Plasma or Chthonian or Exotic or Rift:
Volcanic to Demon or Exotic or Rift:
Desert to Crystal or Exotic or Rift:
Icy to Oceanic or Exotic or Rift:
Metallic to Dyson or Exotic or Rift:
Terra to Gaia or Exotic or Rift:
Toxic to Irradiated or Exotic or Rift:
Aphotic to Exotic or Rift
Ecumenopolis to Exotic or Rift
