Look for an .exe or .bat file within the extracted folder that matches the game's name to launch it. How to Safely Open .rar Files

They are often distributed in .rar archives to save space or bundle multiple sound sets together. 3. PCG as Game Archives (Rare)

Are you trying to download a for a keyboard, or Need to open, create, or convert a RAR file? - WinZip

If you are struggling to open a .rar file you've downloaded: Download WinRAR or the open-source 7-Zip .