Yay! I'm so glad you like the idea! Of course you can join, you don't need to be an artist!
All you must do is write up the information about your character, and put it up as a deviation. Then simply send us a note with the link, and we'll reply to let you know that you're in!
The club journal, Any Questions?, should tell you everything you need to know, but feel free to send another message or note if you have any questions.