: Likely a shorthand reference to the movie's themes (ghosts) or the specific release group/site.
: The video compression standard (High Efficiency Video Coding), which allows for high-quality video at smaller file sizes. : Likely a shorthand reference to the movie's
: The Matroska Multimedia Container format used to wrap the video, audio, and subtitle tracks into a single file. Where to Watch Legally : Likely a shorthand reference to the movie's