: There is a long-running search for lost beta footage or source code from the 1997 game LEGO Island .
: The primary database for confirmed missing films, games, and videos. Search for "LEGO" to see verified lost projects.
: Use a tool like VirusTotal to upload the .7z file before opening it.
: Many digital horror creators name their files "Lost[Something].mp4" to create a sense of found-footage mystery.
: For tracking down obscure sets or promotional videos that were never widely released.