What if I told you that you could go even further
That, as it turns out, pretty much wins you the game most of the time
Inventive mono-black players are also including Spiteful Hexmage and Hopeless Nightmare as ways to get easy draws off Braids, Arisen Nightmare, and using Beseech the Mirror to option their way into Sheoldred, planeswalkers, sideboard cards or a sneaky Rankles Prank
The commander cards that got previewed sometime had me concerned as that was our first look into the set
In a mono-color deck, it's impossible to be color screwed (assuming you're not playing an absurd amount of colorless lands for some reason), and in a two-color deck, it's pretty unlikely that you'll get color screwed with a properly built mana base featuring a reasonable number of dual lands and other types of ramp / fixing