Death.rage.1976.dubbed.1080p.bluray.x264-guacam...

This is the signature of the "Scene" or peer-to-peer release group (likely "GUACAMOLE") that ripped, encoded, and distributed the file. The Culture of Digital Preservation and Piracy

Refers to the open-source encoding library used to compress the video into the H.264 format, balancing high visual quality with manageable file sizes. Death.Rage.1976.DUBBED.1080p.BluRay.x264-GUACAM...

Points to the source of the rip, meaning the file was digitized from a high-quality Blu-ray disc. This is the signature of the "Scene" or

The string of text following the title is not random gibberish; it is a highly structured code used by digital release groups to describe the exact specifications of the media file. The string of text following the title is

Signifies a high-definition resolution of 1920x1080 pixels.

Indicates that the audio track has been replaced, likely with the English language track over the original Italian dialogue.