The topic of stablecoins has occasioned a flurry of discussion and activity in late 2017 and early 2018, not unsurprising given the potential of stablecoins to allow the expansion of the crypto community in a number of important ways. This articles considers two developing stablecoin projects that fall within the seigniorage shares category of stablecoins, exploring the particulars of their constructions, their relative positioning within the market, and significant challenges each is likely to confront.