A few Hasbro exclusives will be released for preorder this Thursday, May 4th for Star Wars Day:

Walmart – 1pm ET
Black Series Hunter (Mercenary Gear)
Black Series Wrecker (Mercenary Gear)
Black Series Echo (Mercenary Gear)
Black Series Tech (Mercenary Gear)
Black Series Clone Commando

Hasbro Pulse – 1pm ET
Retro Collection A New Hope (Set 2) 6pk

ShopDisney – 11am ET
Black Series Dok Ondar
Droid Factory R2-S4M (unconfirmed)

List will be updated as needed.