Uninstalling applications in macOS/Mac OS X is quite different from that in Windows operating system.
Things you should know about Mac app removal: How to uninstall Myst V: End of Ages Intel Patch 1.0 on Mac computer? If you encounter problem when trying to delete Myst V: End of Ages Intel Patch 1.0 as well as its associated components, read through this removal tutorial and learn about how to perfectly remove any unwanted applications on your Mac.
Remove Myst V: End of Ages Intel Patch 1.0 effectively - Mac Uninstall Guide