Blue will bring the ability to draw enough cards to keep going and return annoying permanents to your opponents hands, black brings with it graveyard tutors and the ability to return permanents from your graveyard to the battlefield and green gives us removal pieces to deal with some common graveyard hate effects, plus some of the heaviest hitters in the format that are worth reanimating
This is all very exciting of course, but there are problems here too
Deaths Shadow first started seeing play a few years ago in a very different type of deck in Modern, called Suicide Zoo
With that in mind, these decks should have one or both of two things: land recursion, and mana rocks or dorks
More important is how the decks compare to each other
With a single comic book available per store and only one event per store, the stakes and excitement will be high