Which 'Half-Life' games to play before 'Half-Life: Alyx

With "Half-Life: Alyx" set for 2020, four previous titles remain essential: "Half-Life", "Half-Life 2" and "Half Life: Episode One and Two".

Valve didn't want to make another Half-Life game before Source 2 was ready

Half-Life: Alyx' Mod Adds Multiplayer Co-Op, Sort Of - VRScout

Half-Life Games Are Free to Play Until Half-Life: Alyx Launch

Half-Life: Alyx is a 67GB install, game unlocks tomorrow at 5PM GMT

Half-Life: Alyx Mod Allows Play Without a VR Headset

Canceled Half-Life games explored in concept art treasure trove

Valve working on 2 new Half-Life games to follow-up on Half-Life: Alyx

Half-Life: Alyx - Wikipedia

Things to Know Before Starting - Half-Life: Alyx Guide - IGN

Free Games on Steam RIGHT NOW: Half-Life Series — GNL Magazine

The Complete List of Half-Life Games in Chronological & Release Order - Cheat Code Central

Steam :: Half-Life: Alyx :: Half-Life series now free to play until launch of Half-Life: Alyx!

Half-Life: Alyx: Player guide – 8 tips you need to know

Valve Hires Creator Behind Popular 'Half-Life: Alyx' Mod