RPG UI is provided in 19 png files (some presented on preview) with transparent background. All elements are grouped in these files, as You can see on the preview, sizes as shown (no vector).
In this set You can find: basic elements (borders, corners, backgrounds) which allow to create many shapes of boxes, windows, buttons, scrolls, pointers, icons;
ready created custom shapes of boxes (over 20);
12 shapes of creatures (shown races on preview)
Fonts are not included, I used free fonts: Caviar Dreams, Something in Your Eyes and Sansation