Dragon Slayer: The Legend of Heroes II is a role-playing video game developed by Nihon Falcom Corporation. It was first released in 1992 for the NEC PC-8801. Over the next few years, it was also ported to the NEC PC-9801, FM Towns, PC Engine, Sega Mega Drive, Super Famicom and MS-DOS. Additional content was unlocked in the Super Famicom version by scanning barcodes with Barcode Battler II connected via a 'Barcode Battler II Interface'.