Breeches, Brazen Plunderer and Ghost of Ramirez DePietro are natural fits, but the likes of Kediss and Keleth, notable members of the Familiar cycle, also provide solid support
Then put any number of land cards from among them onto the battlefield tapped and the rest into your graveyard. In other words, if you swing with N' Birds, you get to dig N cards deep , draw your best find, dump any lands from those into play tapped (ramping you), and toss the remainder to the grave (fueling future recursion)
The entire deck folds to a single Blazing Archon unless youve got the removal spell
Id argue, though, that if it produced even a colorless mana, it wouldnt even make the worst cards of all time list at this point due to Commander potential
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Well, we tap them to cast more spells with Galazeth Prismari and Inspiring Statuary, draw cards with Shimmer Dragon, and eventually turn them into a lethal army with Rise and Shine