serial numbered mtg cards FOIL] Emrakul, the World Anew (Borderless) (Serial Numbered) Cloud Key | The Brothers'

Because Helm of Obediences ability only stops milling once it has either milled X cards or a creature, if you have a replacement effect in play that exiles cards when they go to the graveyard, the Helm never sees either of its conditions met, and it just mills the entire library

The SPE and MAR sets are legal in Commander, Legacy, and Vintage formats as well

Here is a look at the Elesh Norn, Mother of Machines variations that can be found in ONE Collector Boosters

He still has the Apostles Blessing and Rangers Guile, but hes only dedicating two slots each to this choice

Guide of Souls is very easy to generate energy with, and its attack trigger is enough to make virtually any creature into a threat