If you downloaded this from a verified, reputable source, it is a standard way to get the game. However, if you found it on a random file-sharing site, Always scan .rar files with updated antivirus software before extracting them. Are you having trouble extracting the files , or
Prototype 2 is notorious for having "Memory Leak" issues and crashing on modern Windows 10/11 systems with high-core-count CPUs. The file itself might be fine, but the game may require community patches to actually run. Final Verdict Prototype 2.part2.rar
Since ".rar" files—especially those split into parts—are common formats for large software downloads, If you downloaded this from a verified, reputable
Compression makes the 10GB+ game easier to host and download. Prototype 2.part2.rar