BD9 (Blu-ray on DVD-9) – 1920x1080p, AVC/H.264, DTS-HD Master Audio / Dolby Digital 5.1 Size: Approximately 7.5 – 7.95 GB per disc (single BD9 for entire season or split across two discs) Source: 2012/2013 Warner Bros. Blu-ray Remaster (from original 35mm film, scanned in 4K, downscaled to 1080p)