The Steam Link app allows you to play your Steam games across all your computers. Just pair an MFI or Steam controller to your Mac, connect to a computer running Steam on the same local network, and start playing your existing Steam games.
Requirements:
* Apple Mac running macOS 10.13 or higher
* Computer running Steam - Windows, Mac, or Linux
* Apple Mac must be on the same local network as the computer running Steam
For best performance:
* Connect both computers using Ethernet to your router