Files ending in .rar from unofficial sources carry a legacy of risk. In the RimWorld community, these files are often: : Repackaged with miners or trojans.

: If a mod updated to version 1.4.3700, it would often break on build 3550, leading to the infamous "Pink Square" glitches or save-file corruption. 4. The Risks of the Archive

RimWorld is famous for having virtually (Digital Rights Management). Unlike games that use Denuvo, RimWorld’s executable is "clean."