Baron's Coda simultaneously is and isn't part of the Baron's set.
https://dl.dropboxusercontent.com/u/555 ... .20.21.png -Exceptional Baron's Coda, lvl 42, no "Set" identity.
https://dl.dropboxusercontent.com/u/555 ... .20.20.png -Exceptional Baron's Cadenza, lvl 47, Set identity includes but derives no set benefit for Baron's Coda.
I'm the equivalent of born yesterday here, so I could be completely off base - it seemed odd though.