Minecraft wiki entry for Building_a_metropolis, associated text: Dalekism
There is a group of supreme players who rule and the others.
The supreme's goal is to exterminate the others or convert them (optionally).
The supremes are chosen by a yearly PVP battle between all the members of the server, the last 10 remaining are the supremes and they take all the loot of the others and exterminate them.
Based on the "Daleks" from Doctor Who".