Cory Barlog, Game Director of God of War, said it wouldn’t be possible for them to compete in the open world genre with Ubisoft or Rockstar. Those developers throw thousands of people at their massive projects like Assassin’s Creed and Red Dead Redemption 2; the cost of entry and expectation level are just too high.
Source: N4G PC God of War Creator Says They Could Never Compete in the Open World Genre with Ubisoft or Rockstar