User blog comment:TemTheory/Season 15 Theory/@comment-79.115.77.84-20190428150951/@comment-3169324-20190428213829

Wrong. Jack's birth opened the door, and Alternate Michael immediately tried to find a way to open it again on his terms.

They don't leave people behind if they can help it and don't kill unless they have to. That's heroism and directly contrasts with God, who will lock away his own sister just because she won't let him do whatever he wants and throw his own son in Hell out of shame for what he (God) did to him.