In essence: a game plan and interaction for what your opponents could play is often more important than the cards you want to play or open with
Whatever path you prefer with your graveyard superstars, you should try and sprinkle in a few medium-cost options and self-discarding ones as well just to reduce the inherent variance of what is essentially an A+B combo, albeit a very nonspecific one
Action cards like Fire the Cannons and Smash will help you keep Evasive cards off of the board, while three and four-cost cards with two lore like Jasmine, Disguised and Malificent, Sinister Visitor can keep the pressure on and force your opponent to trade instead of quest
Three mana to exile any permanent is an acceptable rate for most Commander games
Pair with Bladestitched Skaab, Liliana's Mastery, and Diregraf Captain for zombie anthem effects that increase Contagious Nims power to deal more infect damage in one blow
Play face-to-face and digital with codes to unlock both decks on Magic: The Gathering arena.