Taps for HD DVD as Wal-Mart Backs Blu-ray HD DVD, the beloved format of Toshiba and three Hollywood studios, died Friday after a brief illness. The cause of death was determined to be the decision by Wal-Mart to stock only high-definition DVDs and players using the Blu-ray format. Who won the BataMax - VHS war? The DVD. So who will be the ultimate winner of the HD DVD - Blue-Ray war? Download Now.