[Here is what the 15 dollars a month will get you:
- Interact with friends and guildmates on the social hub.
- Create or join guilds or groups.
- Read and reply to public areas of the forums and wikis.
- Special Champion color in the social hub, chat room and forums.
- Reply and offer answers to topics in The Think Tank (topics for discourse in the development of the game)
- Access to the Supporter forums.
- Access to the Champion forums.
- Can participate in wiki entries.
- Be involved in the Weekly Development Roundtables, where you can communicate with the developers live during streaming.]
Copied from the KS site.
You get a differentcolorfor the forum for paying 15/month to be part of the forums.
I'm in.