Gold Accounts are achieved by donating/buying the DLC on Steam.
It is a one time payment of 5.00 US Dollars that will be permanent on the player's account.
Additions
Buying the gold upgrade will give you access to many options other free to play players can not access. The following are:
- A golden name in chat, player list, etc.
- †Double EXP from zombies, animals, chopping down trees, etc.
- More options to customize characters such as: More skin/hair colors and more types of faces/hair styles
- Access to Gold Servers
- †More loot drops
- And a darker UI style
- More to come soon
†: On gold difficulty games only