Epic can't be repeated

If you were tasked to represent the gameplay of a MMORPG as some sort of flow diagram, you would probably find it useful to think of it as having basic repeating units, like combat. These can be stacked inside of each other, so that you have repeating daily quests or dungeons which each have repeating combats. These repeating units are held together by the unique parts, the non-repeating stuff: Unique zones, quests, and stories. While two zones or quests might resemble each other, they aren't id

World of Warkraft...