When you deploy this template, Microsoft is able to identify the installation of msftstack software with the Azure resources that are deployed. Microsoft is able to correlate the Azure resources that are used to support the software. Microsoft collects this information to provide the best experiences with their products and to operate their business. The data is collected and governed by Microsoft's privacy policies, which can be found at https://www.microsoft.com/trustcenter.
For Ubuntu server refer to the Ubuntu terms and policies: https://www.ubuntu.com/legal/terms-and-policies
This Marketplace solution comes with no guarantees. Use at your own risk. Back up your Minecraft data regularly.