With Linux and Chrome, most browser games work great. Even the flash games have ran perfectly as Chrome was supporting it until recently.
If you like snake games like slither.io this is one you have to try:
Sign up and join your friends in co-op and slither your way around a massive arena with bots and other players. Collect sprites left by dead snakes and try to stay alive! As you level up select new skins and invite friends to your group. But the real challenge is finding the Rebel and rise up the charts to #1
Mint 20.1 64-bit
GeForce GTX 1060