Without a specific context (like a gaming forum or a software repository), a .rar file with a generic name like "MG18" carries a high risk of being a container for .
Is the folder structure organized, or are files scattered at the root? User Perspectives MG18.rar
Use a tool like Windows Sandbox or a virtual machine (VM) to extract the files. This prevents any malicious scripts from accessing your primary OS. Without a specific context (like a gaming forum