It seems clear that HT had a very tight schedule to do everything it wanted to. Based on Han and Ben, looks like they had two passes only on the sculpts and then it was time to move on. This is the down side to having a new movie in the wings: they whipped thru the OT characters swiftly so they could make-the-date on the TFA figures that were required to get the license.
Perhaps in a few years they will revisit some of these lesser offerings and better them.
Perhaps in a few years they will revisit some of these lesser offerings and better them.