Summary

Footage fromRetro Studios’ cancelled 3D platformer has surfaced online, and the video games community has mixed opinions on the uncovered gameplay.Retro Studiosis an American-based developer and subsidiary of Nintendo, best known for its work on theMetroid PrimeandDonkey Kongseries, as well as its contribution to the Nintendo 3DS version ofMario Kart 7. Other cancelled games in the studio’s portfolio includeStar Fox Armada, RPGRaven Blade, and an untitledThe Legend of Zeldaproject.

When it comes to Retro Studios, all eyes are on the developer’s upcoming entry in theMetroid Primeseries, andMetroid Prime 4: Beyondwill give Samus psychic powers and a new suit. The upcoming action-adventure title will see the protagonist navigate a fight for survival on the planet Viewros and confront rival bounty hunter Sylux. The sequel was announced back in 2019, but a concrete release date is still to be confirmed for a 2025 launch.

Metroid Prime 4_ Beyond Tag Page Cover Art

Uploaded by Stumblyn on YouTube, several hours of footage were shown of the cancelled platformerHarmony. Unfortunately, the video has since been removed after Nintendo blocked it on copyright grounds. Back in April 2025, anotherleak uncovered footage of unreleased Nintendo Switch games, and among the list was Bandai Namco Studios Singapore’sRidge Raceralongside footage fromHarmony. The current leak, however, showcased significantly more from the previous reveal, accumulating over four hours of gameplay.Harmonywas described as a linear 3D platformer being developed during the Wii U phase, following a female, red-haired hero who could influence nature by singing.

Retro Studios' Cancelled Platformer Harmony Leaks Online With Several Hours of Footage

Redditorswere skeptical thatHarmonywould have joined thebest 3D Nintendo Switch platformers list, saying the game looked like it had no direction, and some didn’t think the finished product would have come close to the studio’s standard from more prolific work. Other comments highlighted Retro Studios’ strange track record, noting how it doesn’t miss regarding the quality of its released games, but has strange gaps and cancelled projects in its portfolio.

Metroid Prime 4: Beyondis one of several titles that will be joiningevery confirmed Nintendo Switch 2 game, alongside other exclusive titles to the Japanese publisher, includingPokemon Legends Z-A,Kirby and the Forgotten Land + Star-Crossed World, andThe Legend of Zelda: Breath of the Wildand its sequelTears of the Kingdom. A slew of third-party titles will also be available on the next-gen console, such asCyberpunk 2077: Ultimate Edition,Final Fantasy 7 Remake Intergrade, and FromSoftware’s new IP,The Duskbloods.