This article by Tim Dahmen introduces a notation is based on a metaphor for software development, which is fantasy role-playing games. It explains a graphical and symbolic notation that allows to communicate about several Scrum phenomena.
The article starts by making an analogy between teams used to play role games together for a long time and Agile teams. How do you introduce a new and less experienced member in this team? What do you do when an experienced member leaves the team? The article provides many interesting analogies between fantasy games team and a team using Scrum, trying to answer all the questions about the issues that can arise in software development projects. This article is well written with some sense of humor and provide interesting ideas to think about problems in Scrum teams.
Read the complete article on http://dungeonmasterguidetoscrum.blogspot.de/2013/11/style-definitions-table.html