>>715915843
The level system is way better because you can have a story set in different time periods, while also giving you the option to go back if you want to. Nioh is a fantastical depiction of history that spans years. It can't work as an open world game because it would mean freezing time, or closing of events for good once you've passed certain objectives. This is one of the main reasons open world games are a bane on gaming because they hinder the flow.