Nope, Yshaarj is definitely needed in this deck. Helps you snowball

http://imgur.com/a/ZMk3X. – Nzoth bringing back 6 Obsidion Statues

As I don’t have Y’shaarj I added Nzoth to my list. I would greatly recommend adding him to the substations list cause getting 5 statues from Nzoth is incredible. Amazing deck dude, thanks for posting it. +1