New God of War to be longest in the franchise. December 8, 2017December 9, 2017 God of war is in the “Play testing phase” and we now have a pretty good idea of the playtime we should expect. Cory Barlog says the new God of War will be the longest entry in the series boasting a 25 to 30 hour playtime. Matt Murray (25 Posts)Like most other people here I'm a lifelong gamer. I have a soft spot for retro indies but will play just about anything if it pulls me in enough.Liked it? Take a second to support Proven Gamer on Patreon!