Wikipedia says it's about the Death Gate Cycle book series. It sort of fits the description of the labyrinth, and runes are an essential part of the series. It might be, though if it is, it seems a little vague. They should have stuck a name like "Haplo" or "Chelestra" in there so that fans would know they were talking about the series, just like they did with their LOTR stuff.
Wikipedia says it's about the Death Gate Cycle book series. It sort of fits the description of the labyrinth, and runes are an essential part of the series. It might be, though if it is, it seems a little vague. They should have stuck a name like "Haplo" or "Chelestra" in there so that fans would know they were talking about the series, just like they did with their LOTR stuff.