[Request] Character design

HI!

I am the worlds worst artist, but i'm writing a game in the writers corner for the fun side of it and i was wondering if anyone here would be awesome enough too draw me up some main characters.

http://home.eyesonff.com/writers-cor...l-fantasy.html

Well here's my try at it; Main Protagonist and his sister:

Attachment 37478

If you want me to add to it/ change anything let me know