According to the website i09 Hasbro will be giving early access to their upcoming Black Series 6" Captain Rex figure at their own convention in September. It seems odd that this news would be breaking on i09, but it's part of a larger article on Hascon exlcusives including a phone charger that's a Transformer that's also a phone charger. WHAT?!?
Regarding the early access to Rex, I only have one question:
Update: This story is also being picked up by our friends at Jedi Temple Archives