“ Somewhere along the line, someone very powerful lost their marbles. Literally. Possessing a marble allows incredible clarity of thought about a particular related subject.”
“ As they are travelling along the road, the characters come upon a carriage under Goblin attack. They rush to the rescue and defeat the attackers, but the owners of the carriage, a man and a woman, are already dead. As they rummage through the corpses looking for gold and valuables they hear a noise coming from inside the carriage. Investigating, they find a young child hiding underneath one of the benches. What will they do with this orphan?”
“ What if some crazy wizard created an artifact that empowered rodents that touched it with one random supernatural power? Preferly right out of the pages of your favorite four-color. (But only one power!) This item does not convey any sort of intelligence boost.”