So far we have the 2014 SDCC exclusive Ambiguously Gay Duo set.
The recently announced 2015 SDCC exclusive Weekend Update set with Tina Fey and Amy Poehler. These can be pre-ordered from Entertainment Earth.
Order SNL Weekend Update Tina/Amy 3 1/2-Inch Figure Set of 2-Excl. from Entertainment Earth!
And a set shown during the 2015 Toy Fair with Seth Meyers from Weekend update *image from Figures.com