Also read: How We Can Install Linux on Android Smartphones
For example, if you are using Steam, then you can move to the store tab on the application. From there, click on the games dropdown menu and choose the SteamOS + Linux to get all the games that are supported on the Linux OS.

Other than this, you can also directly search for the game through its title and then check the compatible platforms. For finding it, you just need to check a Steam logo after the Windows logo, which tells you that it is compatible with SteamOS and Linux.
There are so many games which you will gonna find there. Some of the big names are Counter-Strike: Global Offensive, Civilization VI, and Shadow of the Tomb Raider.

If you are using other gaming platforms like GOG.com and Humble Store, they also have some similar functions. For GOG, go to the store, browse all games, and click All Games for Linux.
You can identify a game compatible with Linux or not through a penguin icon. On the Humble store, click on the browse option, then filter the games compatible with Linux OS.
Using Lutris to Play PC Games on Linux
Lutris is an opensource platform for gaming on Linux. It works similarly to the Wine, Retro-Arch program. Here, you have to choose the game you want to play, and after that, everything that requires to run that game will be downloaded and set up on your system.
Games like League of Legends, Warframe, overmatch, and many more games are supported on this platform. It also has the ability to detect previously installed Linux applications which then later adds to the launcher.
How to install Lutris
For downloading and installing the Lutris, you can check out there an official website where they have put all the detailed instructions for the installation of the Lutris on different Linux distributions.
Download Lutris

How to use Lutris to play games
So, for using the Lutris, you just have to open the app, click on the search button and type the name of the game, and hit enter.
It will give a list of applications that you can install. By clicking on those games, you can also get their detailed description.
Lutris also offers multiple runners for playing games from different platforms, which include the RetroArch, MAME, ScumVM, and DOSBox, etc. You can also download the games manually through any runners you want to use. It has a wide variety of options.
So, these were the methods by which you can play games on Linux, and We always suggest Steam to start with because it provides better performance and more support.