User blog comment:Ygrain/Leviathan: Do you know what you are doing, Bioware?/@comment-24174486-20120906181610/@comment-2228120-20120907162753

"By that logic, you can argue that Destroy is the supposedly the best ending, because the best Destroy variation has the highest EMS requirement, to speak nothing about being the only ending variation in which the hero survives"

You have said it yourself - variation of an ending. Your point would be valid if you received all three options at once, but you don't.