The Scrounger makes an interesting splash, since it totally functions fine as a 3/2 for two that powers up your synergies, but it can also give you some extra value later when you eventually draw a two-color land
That means if you are casting your mill win cons against a graveyard literate deck, which is very common in Commander and other kitchen table formats, that the milled stuff won't hit the graveyard or trigger their Syr Konrad, the Grim
Master of Dark Rites can help speed up the rate at which you get your Apostles out, or can simply sacrifice one and cast a Demonic payoff in the midgame
Unplayable Green Commons There are some spots for some of these cards, but these are not cards you should be taking outside of Picks 10-14
They give you speed through ramp and resilience through artifacts, with the caveat that they do not contribute to your devotion to any specific color a vital consideration for decks relying on Theros-style god cards or specialized mana costs