This is the identifier of the uploader or release group. In the scene (the underground world of warez), tags at the end of a file name denote the team responsible.

Based on curated "101 Horror" lists, you can expect the following essential titles to appear in such a collection:

The flicker of the monitor was the only light in the basement as the download bar for "101 Horror Movies Mega Pack Vol 2"

Here’s a descriptive text based on the title you provided. Since this appears to be a release name from a torrent or usenet indexing site, the text focuses on what such a pack typically contains and its context for collectors.

Without further information, it's difficult to provide a specific list of movies included in the package. However, here are some possibilities:

: The Exorcist (1973), The Omen (1976), and The Shining (1980).