Publisher's blurb: We dwarfs are greedy. That's a fact. It is also why we protect our treasure with the best magical rune locks in the multiverse. Dwarven Door Puzzles have now been installed in thousands of dungeons. So put your trust in our greed and get the best protection for your treasure and secrets! How it works: Lock your dungeon doors with magical Dwarven Runes! These easy-to-use puzzles couldn't be simpler. When your PCs come to a door you wish to lock, just show them the puzzle image. That's it. The rest is up to them, so sit back and enjoy.