Mass-effect.rar -

Use WinRAR (official developer) or 7-Zip (open-source).

The file is a compressed archive typically containing assets, mods, or installation files related to the Mass Effect science-fiction role-playing game series developed by BioWare. Typical Contents Mass-Effect.rar

Extractors for 3D modeling may use archives to store meshes and textures for use in external programs like 3ds Max. How to Open and Extract Use WinRAR (official developer) or 7-Zip (open-source)

Depending on where the file was sourced, it generally contains one of the following: How to Open and Extract Depending on where

If the archive contains a mod, it is often best to import it directly through a tool like the Mass Effect Modder (MEM) or the ME3Tweaks Mod Manager rather than extracting it manually.

Because Windows and macOS do not natively support the RAR format, you will need a third-party utility: