Evleaks mentions that post Lumia 530, next wave of devices will ship with Windows Phone Blue GDR1. Below is a handy list for reference about all the leaked devices coming in 2014 and 2015.
Mid-ranger Tesla for AT&T
Mid-ranger Superman for Verizon, These two GDR1 devices should begin hitting shelves early in the third quarter,
Flagship McLaren in time for the holidays, with AT&T, Verizon, and T-Mobile all reportedly signed up to carry it.
Makepeace and Dempsey on AT&T in Spring
Phablet codenamed Cityman and a flagship handset called Talkman, late summer / early fall lineup