The pirates are back - Anew study from the European Union’s Intellectual Property Office (EUIPO) suggest that online piracy has increased for the first time in years. In fact, piracy rates have bee…::We analyze a new study where the EUIPO suggests online piracy is on the increase within the European Union.
Steam has proton which lets you play Windows games on Linux.
You can use Lutris, Heroic Launcher, Bottles, or just plain WINE as well but for a lot of people the easiest way they know is to just add a non-steam game to steam.