This is the second "active" Factions world that the new Chaotic United had. It was seldom used and had a short lifespan, but did still see some use regardless. It does not contain a proper Nether or End world.
The exact MC version is unknown, though it appears to belong to either 1.7 or 1.8.
You cannot take this map, or any structures within it, and run it in your own server or someone else's. This is only for those who wants to continue their projects on it instead of having to start over in single player mode. Breaking this rule will result in your download privileges being permanently suspended and could result in your account being banned.