It contains illustrated cardstock terrain tiles for use with the Dungeons & Dragons Roleplaying Game, so if you want to make the dungeon-crawling more life-like, you can use this any time. "This D&D Roleplaying Game accessory gives Dungeon Masters an easy and inexpensive way to include great-looking terrain in their games. This set provides ready-to-use, configurable tiles and three-dimensional enhancements with which to build exciting encounter locations. This accessory contains four double-sided sheets of illustrated, diecut terrain tiles printed on heavy cardstock, plus two sheets of three-dimensional terrain elements, allowing you to create platforms, staircases, and other dungeon fixtures." RpgZ.org