Nintendo games are exclusive to their hardware. Any " Ruined Kingdom Free Download" for PC claiming to be this Mario level is either an unauthorized emulator setup or a scam. The Risks of Illegal Downloads

This is a specific level (world) within Super Mario Odyssey on the Nintendo Switch.

Sites offering this game for free are likely distributing pirated versions that can contain malware, keyloggers, or ransomware . 2. The Ruined Kingdom (Super Mario Odyssey)

This is a standalone real-time strategy (RTS) and reverse tower defense game where you lead an army of orcs to defeat humans.