Dreamcast Bios [upd] May 2026

| Emulator | BIOS file required? | File names expected | |----------|---------------------|----------------------| | Redream | No (HLE) | Optional: dreamcast_bios.bin | | Flycast (Retroarch) | Yes (for accuracy) | dc_boot.bin , dc_flash.bin | | Demul | Yes | dc_boot.bin , dc_flash.bin | | NullDC | Yes | dc_boot.bin , dc_flash.bin |