Multiplayer games played during video calls are relatively new, but games on Messenger are not. Facebook is hoping that this new feature will become permanent. In other words, the business is betting on its users. It’s also important to note that two or more players can play each of these games. The number of players who can participate at once depends entirely on the game you are playing.
It’s also important to note that each of these games has been tailored to play well on Messenger. You should already have access to this feature, so if you’re curious, give it a try.