Giving your commander a cost reduction ability for dragons is an awesome way to get big creatures out ahead of schedule and in dragon decks where every bit of cost reduction matters, this background feels fantastic
I wanted the upgrade path to build around Anikthea, Hand of Erebos more, which isn't necessarily a stronger path than just being a generic Enchantress deck that occasionally casts Anikthea for value, but I think it's more interesting
Mono-Black Coffers (4 players) : The combination of Cabal Coffers and Urborg, Tomb of Yawgmoth can produce enormous amounts of mana, which can be sunk into powerful spells like March of Wretched Sorrow or Karn, the Great Creator
The question for Edgar Markov is: do Vampires want to be Mardu
Theres no real reason not to go with this one out of the two, with a hefty number of interesting reprints and a fun theme with some interesting gameplay potential
I can think of my own Mono-Red Diaochan, Artful Beauty and Fumiko the Lowblood as the only ones I run that wouldn't improve with this added to their deck