The 15th Anniversary Playmat promotion is a special promotion in the Korean OCG. To enter, players must cut out and mail in three 15 Anniversary logos from any of the Memories of the Duel King product boxes, located on the top-right corner of the top fold. Afterwards, starting from the next calendar month after entering, entrants will receive one of three playmats depicting an Egyptian God, or a fourth playmat with the three gods in it. The promotion started on January 1st, 2019, and the mail-in period will end June 30th of that same year.
- yugioh.co.kr 유희왕 오피셜 카드게임 "유희왕 신의 카드 플레이매트 교환 응모 이벤트 안내" (Korean)