The phrase "multiplayer component" refers to a part or feature of a game, activity, or software that allows multiple players to participate and interact with each other at the same time. Full definition
What would a game be these days without some sort of online multiplayer component? (gaming-age.com)
This is the only online functionality in the game as there is no online multiplayer component in the game. (rectifygaming.com)
As multiplayer components for games increase, the regions that share servers or are otherwise connected such as with leaderboards will be a noticeable detail for disabled gamers who enjoy online communities. (dagersystem.com)