It might not come up often, but you can sacrifice Falkenrath Aristocrat to itself to help dodge an exile effect if needed
Black is the lightest of splashes mostly so I could run Spectral Procession without much risk
Now, when players choose to mulligan, they draw seven new cards, like their original hand, then put X cards onto the bottom of the library, with X being the number of mulligans they've taken
People were playing around with Eldrazi ever since BfZ came out (and the deck was already impressive then)
They may not look like much, but if you're not trying for a quick kill they can add up fast
Right now, theyre easily also one of the most expensive Foundations Jumpstart cards too, which is no surprise