Mattel Unveils New <br />BTS Doll Collection The American toy <br />manufacturer took to Twitter <br />to show off the new dolls. Mattel, via Twitter BTS conquered the 'Billboard' 200 albums chart twice last year with their albums, 'Love Yourself: Tear' and 'Love Yourself: Answer.' Mattel is also releasing a special <br />deck of BTS UNO playing cards to <br />accompany the release of the figurines. The dolls will <br />reportedly be available <br />for purchase in September. The group will be embarking on their <br />'Love Yourself: Speak Yourself' <br />tour later this year.