User blog comment:Spartan0700/Dark Energy: What Would You Do?/@comment-2250460-20120802210410/@comment-5337704-20120803082930

Hypothetical: crucible is a dark matter weapon. Citidel is at earth. Firing it to destroy Reapers would destroy earth, but save the rest of the galaxy. Not a true death to all humans ending but would make some think twice. I don't know, not much to go on with the old story arc.