Valve's Half-Life Collection is going free-to-play until Half-Life: Alyx's launch
 

It's time to return to Black Mesa and City 17.

https://overclock3d.net/gfx/articles...130354426l.jpg

Read more about Valve's Half-Life Collection becoming Free-to-play.

I've been trying to get an index for ages.. this is the drawback of living outside the EU, and not being in US