We have a number of free graphics on our skins shop site in our forums including banners, headers, logos, buttons & more!
Notice in our free graphics area we have graphics for vBulletin, Invision Power Board, & others! You can check all thes out on our MPSkinZ.com forums! You must register to download graphics & skins.
This is most likely all teh free graphics we will have up on the site as we currently have too many projects to make free skins & graphics. We may place some other graphics on the site if we have some that were not taken by others.