- 09 (b-global 3840x2160 Hevc Aac Mkv) [171... | [ ]

: The Resolution , confirming this is a 4K video file.

: The File Container (Matroska Video) that holds the video, audio, and subtitle tracks together. Common Anime Associated with this Format [ ] - 09 (B-Global 3840x2160 HEVC AAC MKV) [171...

The provided text, , is a standardized file naming convention used by digital release groups, typically for 4K Ultra High Definition (UHD) anime or media content. : The Resolution , confirming this is a 4K video file

: The Video Codec (High Efficiency Video Coding), also known as H.265, which allows for high quality at smaller file sizes. : The Resolution

This specific 4K "B-Global" naming pattern is frequently seen in releases for popular modern series such as: (Sennen Kessen-hen) [Oshi No Ko] Boruto: Naruto Next Generations In Another World With My Smartphone Season 2