Fantasy Metals - Miraculous substances and mysterious metals to create weapons and armors and of course long quest chains!
Magic Items - Generate a variety of magic items, from any kind, specific types, over even character-appropriate!
Potion Descriptions - What's in that flask? What did you just find in the lab? Helps come up with descriptions of potions and other interesting substances one may find in an RPG or story.
Quest Items - When you need a certain "goal" for characters to find or assemble, when you need that world-saving artifact or artifacts, this can give you an idea of what to use.
Tarot Cards - For new ideas, for Tarot cards on other worlds, or just to tweak your imagination.