Since its announcement, there has been speculation regarding what Subnautica 2 will do to improve over the previous game. Given that the sequel already has a winning formula to work with from one of the best survival games set in open waters, it will be interesting to see where Unknown Worlds Entertainment will take it. The developer has the opportunity to further work on the things that made its original creation such a success, and there is one particular feature the sequel can definitely take further with the right improvements.