So, you’ve rolled the credits on Returnal, the PS5-exclusive action game about realizing that the events of Groundhog Day could’ve gone a lot worse, actually. Typically, a credit crawl signals the end of a game. Not so with Returnal. Once you hit the ostensible end, there’s a lot left for you to do.
Source: Kotaku – Everything You Need To Know About Returnal’s Endgame