The rest were regular retail releases. I will post them as I get them...
The first official release was the RR Darth Vader car in 2014 SDCC Exclusive Packaging.
2016 SDCC Exclusive First view of the new Carships!
Special release from the 2017 40th Anniversary Celebration.
2017 HWC Special Release
2017 SDCC Surprise release. It wasn't announced what the release would be until the doors opened for the convention.
Pop Culture Series 2015
Pop Culture Series 2016
Pop Culture Series 2017
Error/Variation