Withers return has been clamored for among fans, and many are ecstatic to see it return on such a powerful card
The invading army is led by Bhaal, Lord of Murder, Myrkul, Lord of Bones, and Bane, Lord of Darkness
I do not consider this as a high power finisher, but more as a solid discard outlet for reanimator/welder strategy, or even a midrange wr deck with nahiri and a bunch of eldrazis as finisher (an archetype that I found out very efficient in the cube, as white is very underdrafted, has the best permanent based hate against unfair decks and red is also often very open as few people are into rdw stratgies)
You can be at 10 life, pay like 3 or 4 life to get a benefit, and at your next end step, your life returns to 10 (or 20, in EDH)
The decks ability to manipulate DON
In short, our matchups are much more polarized than a more traditional deck like Zoroark/Garbodor or Archies Blastoise