United Kingdom, April 7 -- 'Half-Life 2: Return to Ravenholm' had an alpha that was "playable from the beginning to end" of the game, director Raphael Colantonio has revealed.

The spin-off title from Valve's popular sci-fi shooter franchise was in the works at Arkane Studios in 2007 before it was ultimately cancelled, and Colantonio has shared 'Half-Life 2: Return to Ravenholm' was in a playable state when it was shelved.

During an appearance on the 'Quad Damage Podcast', the Arkane founder said: "We had, frankly, an alpha.

"We had the entire game that was playable from the beginning to the end. We had one or two of the cinematic moments that were really polished and very impressive. But then we would have to add another six months, ma...