User blog comment:Xaero Dumort/Fixes that could strengthen re-releases and the like./@comment-1786741-20130712043808/@comment-4452849-20130901162540

Shepard was brought back because they represent what humans can do at the best of their ability. There a charismatic strategist and a skilled fighter. I suppose after the first game, Cerberus was reorganized to include only 150 people to prevent dissolution. And it turned into the Galactic Empire after Harper captured an unknown amount of people.