Upheaval is like six or so Time Walks against some decks and still a couple against those best suited to recovering from it
The flavour text and effect implies that this is an unkillable monster, always regenerating like Marvel's Wolverine or something due to being made up of fungi
That bleeds over into aristocrats territory a bit, but those commanders feel a little bit different
Almost everyone, including me, underrated Hangarback Walker when it was first previewed, and how good it ended up being is now influencing my rating for Walking Ballista
Hes also got a strong ability that lets you draw two cards whenever hes played, making him well loved by players and collectors alike
An additional sacrifice outlet, card advantage and the ability to kill creatures Erebos has everything that a Jund Sacrifice players wants in a card