The Binding of Isaac: Repentance - Regular Run

Hey there everyone, in this Isaac run, I am attempting to get to the Dark Room and defeat the Lamb as Isaac so we can get a very important unlock. Will I be able to do it, who knows? If you are interested in any of my previous videos, you can see them here: https://www.youtube.com/channel/UC2RgMouEBD_3jhxbToeHaGQ