Even as I am writing this, I am wondering if I could build a good midrange black deck that uses copies of all of these cards
The card draw cost here is definitely lower, and it has two other advantages: its first effect can allow you to get rid of cards you may not want and prevent you from drawing, and the hellbent effect can be repeated more than once each turn if you can keep playing the cards youve drawn
Boromir, Warden of the Tower You need to play Boromir, Warden of the Tower at sorcery speed, but you get some value, namely with that second ability
--- This list is not a definitive one, but it should help you invest more safely into the cards from Core Set 2019
That is similar to Blasphemous Edict , in which you are likely to be able to deal with everyone's creatures
The issue is, Im not really sure that we need to work that hard to make Return to the Ranks good