Superiority Complex Episode 1

Half Life Alyx addon by mrcharhead
An older one I played many times.
The last battle is three waves which you start each with a pull of a switch.
It's fun from start to finish.

https://steamcommunity.com/sharedfiles/filedetails/?id=2256183067&searchtext=Superiority+Complex+Episode+1

https://steamcommunity.com/app/546560/workshop/

https://cw3host.com

https://cw3webdesign.com