User blog comment:EmpyreanSmoke/Supernatural Q&A/@comment-168.169.25.92-20151108154341/@comment-24834479-20151108201229

1. Age doesn't necessarily mean power.

2. I think the mark only ressurects humans as another species because humans are mortal. I think the mark would only make them truely immortal, but darker.

3. It would make him stronger, but he would probably be the same species.

4. With 30 million souls he would most likely smite a Leviathan.