There are various podcast series and radio shows that use similar naming conventions. For example:
Known for harder, underground sounds in the techno and trance realms. 3. File-Sharing or Torrent Title Download File Underground Heroes Of Trance (202...
Rare tracks from "underground" heroes like Oliver Lieb, Union Jack, or labels like Platipus and Eye Q. There are various podcast series and radio shows
Compilations featuring lesser-known artists who maintain an underground sound separate from the mainstream "EDM" trance style. 2. A specific "Underground Heroes" Series Download File Underground Heroes Of Trance (202...
The specific phrasing "Download File Underground Heroes Of Trance (202..." strongly suggests a title from a file-hosting site (like DataFileHost or Zippyshare) or a torrent tracker. These titles are often truncated in search results.
Look for official radio show archives on platforms like SoundCloud or YouTube.