The cylons were created to make life easier on the twelve colonies and then the day came when the cylons decided to kill their masters after a long and bloody struggle an armistice was declared and the cylons left for another world to call their own forty years later they returned and brought humanity to the brink of extinction the remaining humans led by the crew of the battlestar galactica fled in hope of finding a new home one known by legend as earth humanityrsquos only hope lies