This will give you access to:
Special rank tag
Your choice of color for rank tag and chat
An emoji in your rank tag
Ability to use color codes in chat
/nick - Change your nickname
/iname - Rename items with a command
/hat - Wear an item as a hat
Several exclusive cosmetic pets and instant unlock all other cosmetic pets.
Possibly more in the future!
Please let an admin, dev, manager, or Paintsplatter know which icon and colors you would like.