Dear customers, Due to the VERY LIMITED quantiy of the coin case, here are the eligible customers. 1) Customers who have bought more than 3 types out of the 6 items. 2) Customers who have bought 2 types out of the 6 items, and preordered MP-11S These customers will receive an email with details on how to get the coin case for FREE!!! The 6 items are: MP-09 Rodimus Prime, MP-10 Optimus Prime, MP-11 Starscream, Encore 20 Devastator and DA-15 Jet-wing Optimus Prime. Dark Jet-wing Optimus Prime For those who have bought 2 types out of 6 items, you can still get the coin case by preordering MP-11S by now! The coin case will be shipped to you with MP-11S ONLY. Of course, you can also choose to purchase the instock items from the above list to fulfill the requirement and the coincase will be shipped to you with your new order. It will be first come first serve basis. If anyone who has any question, feel free to email direclty to Daniel at email@example.com for further assistance. Robotkingdom Crew.