LEGO has announced another exclusive for San Diego Comic Con 2017 and for today it is the LEGO BrickHeadz DC Supergirl & Martian Manhunter (41496). It has 234 pieces and retails for $40 and it will be available on July 21 & 23.
Like with the other exclusives, it is available for attendees via a lottery system in which you have to line up and tap an iPad to see if you won.
