Sites like Otomi often protect .rar files with a password (usually the site URL).
Use a tool to unpack the files. Many games from this source are "portable," meaning they don't require installation. otomi-games.com_HZCF1XOO.rar
HZCF1XOO is likely a unique upload ID or a version hash used by the site's database. 🛠️ Common Features & Actions Sites like Otomi often protect