There is a new promotion going on at Toys R Us for the R3-M2 (40268) polybag. You can get it for free with a purchase of $30 or more, in store while supplies last. To make the deal ever sweeter, there are various LEGO sets that are at 40% off. The promotion will run until September 2 in which then you can purchase it for $5.99 each or you can get lucky during the promotional period and buy it separately. The item number is 814240.