Here you could Share (links, etc.) or Trade artwork.
Keep in mind, Selling any SquareSoft, SquareEnix Artwork for real money is an example of Copyright Infringement (definition: Transmission, distribution, or storage of any information, data or material in violation of United States or state regulation or law, or by the common law, is prohibited.)
The Square Enix Cosplayers Guild
Final Fantasy/Kingdom Hearts, Cosplay, Chat, Gatherings, Roleplaying and Info