“Newell sees Half-Life 2 as an engine, a platform, or at best a whole industry unto itself,” gaming journalist Geoff Keighley, who Newell once gave a key card for Valve’s studios and told to “do whatever you want,” wrote for Gamespot in 2016. Creative blocks aside, perhaps Valve just has too many bigger fish to fry.

Valve has shared some Half-Life 2: Episode 3 footage for the first time ever. The company did so as part of a new documentary that also revealed some other details about what was planned for Half-Life 2: Episode 3 before its cancellation.

A documentary celebrating the 20th anniversary of Half-Life 2 has shown off development footage of the cancelled Half-Life 2: Episode 3 The new documentary, which can be viewed below, was produced by Secret Tape, a production arm of the popular crowd-funded documentary studio Noclip.

It’s Half-Life 2’s 20th anniversary, and in celebration, Valve has released a special update that adds the Episode One and Episode Two expansions to the base game so you can play it all straight through,

In a new two-hour documentary from Valve, current and former members of the company talk openly about the creation of Half-Life 2 as well as finally spilling the beans on what happened to Episode 3, and even showing gameplay of early prototypes of the canceled game.