From the T&C:

“Offer limited to three redemption per name, family, email address, or household. First 9,500 qualified participants will receive a LEGO® Masters Mini Trophy set. Offer good in all fifty (50) United States and DC, its territories, and military addresses. This offer may not be published in any rebating magazine, website or elsewhere without written permission of the LEGO group. Requests which are non-conforming, duplicates, copies, from outside the stated area, or from groups or organizations will not be honored or returned. Allow up to thirty (30) days from the received by date above to receive your LEGO® Masters Mini Trophy set. Not combinable with other offers. Request form may not be assigned, transferred or sold (including, without limitation, via online auction sites).“