Various2.7z Apr 2026

These often house "non-good" sets—files that didn't fit into a standard regional release (US/EU/JP), such as fan translations, hacked versions, or prototype ROMs for systems like the NES, SNES, or MAME.

You’ll need a utility like 7-Zip (Windows), Keka (macOS), or p7zip (Linux) to peek inside. various2.7z

Within communities like r/DataHoarder, such files are sometimes shared as "mystery packs." These often house "non-good" sets—files that didn't fit

Because the name is so non-descript, it is occasionally used by bad actors to disguise malware. If you found this on a random drive or a shady forum, it’s the ultimate "proceed with caution" file. Technical Summary If you found this on a random drive

LZMA/LZMA2 compression , which offers a much higher compression ratio than standard ZIP.

If you are looking at this file on your hard drive, here is what the extension tells you:

In the world of retro gaming and emulation, "various" archives are frequently found on sites like the Internet Archive or old FTP mirrors.