Beyond does contain multiple endings or, at least, different variations of the ending depending on your completion rate.

A richly atmospheric return to the Metroid Prime formula delivers memorable worlds and classic exploration—even if some design choices keep it from reaching the series’ highest heights.

Metroid Prime 4: Beyond is a good game, but it's not necessarily a good Metroid game.

Metroid Prime 4: Beyond not only reinforces that Samus Aran can headline a game in first-person or in side-scrolling form, ...