Here is an advanced look at the upcoming fan channel exclusive Black Series Rebel Trooper & Stormtrooper 2pk that was pipelined back on May 3. As you can see, this follows the same small box form factor as the Phase II Clone Trooper and Battle Droid 2pk. Look for preorder to open tomorrow (6/27).

Hasbro Pulse 1pm ET (Premium Members) / 2pm ET General Public
All other Fan Channel retailers at 6pm ET.