mtg cards like silent arbiter Commission - / Magic the Gathering No more than one creature can block each combat. Arbitre silencieux (Silent Arbiter) [C20

Our commander wants to draw the pain out over several turns, and this is a great way to ensure enemy wounds stay open

This is also to do with how cheap and powerful the ultimate is, as soon as you look to get some returns from Kiora you think if I just wait a turn I can have all the 9/9s instead of drawing a couple of cards and perhaps ramping a little at a rather irrelevant stage of the game for it

Let me rephrase that

The new legend Ratadrabik of Urborg is also a good thought, giving you vigilant zombies whenever one of your legends die, plus draw from Calgar himself

There are a few things you'll want to keep in mind with Master Transmuter before you start jamming it into your deck