Why was Metroid Prime 4 restarted?
Because Nintendo did something it almost never does: it admitted, on camera, that a flagship game was not good enough, and started over.
Metroid Prime 4 was announced at E3 2017 with nothing but a logo. The game was in development at Bandai Namco Studios, not at Retro. For a year and a half there was silence, and then, on January 25, 2019, Nintendo development chief Shinya Takahashi appeared in a video and reset the clock himself.
THE ADMISSION
January 2019What he said
Takahashi told viewers that development "has not reached the standards we seek in a sequel to the Metroid Prime series", and that Nintendo would restart the project from the beginning. Public restarts of announced flagship games are close to unheard of; Nintendo chose the embarrassment over the mediocre game.
The new assignment
The restarted Prime 4 went home: to Retro Studios in Austin, the creators of the trilogy, under the series’ Nintendo producers. The Bandai Namco version was shelved entire.
The long quiet
Retro hired for the project in public view and said nothing else for five years. The game resurfaced in June 2024 with a full title, Metroid Prime 4: Beyond, and a planet, Viewros, and shipped on December 4, 2025.
The arithmetic
Announcement to release: eight and a half years. Restart to release: nearly seven. Corruption to Beyond: eighteen. The Prime line measures its sequels in console generations.