One reason I'm excited about the Mint 20.1 release is that it's based on Ubuntu 20.04, which is an outstanding Linux desktop in its own right. This new version of Mint will be supported until 2025. So ...
As before, you can use three different desktop looks with Mint 20. These are my own favorite Cinnamon, which was inspired by GNOME 2.x; MATE, a fork of the GNOME 2; and the ultra-lightweight Xfce.