Nintendo has set May 21, 2026 as the release date for Yoshi and the Mysterious Book, a new Yoshi adventure launching exclusively on Nintendo Switch 2. The game was first revealed during a Nintendo Direct on September 12, 2025, held as part of the company’s Super Mario Bros. anniversary celebrations. A new trailer released on March 10, 2026 provided a closer look at the gameplay and confirmed the May 21, 2026 release window.

The title marks the first new Yoshi game since Yoshi’s Crafted World in 2019.

A sentient encyclopedia falls from the sky

Mr. E, a sentient talking encyclopedia, crash-lands on Yoshi’s Island. Mr. E needs Yoshi’s help investigating the unusual creatures in his pages — and using Mr. E’s magnifying glass, Yoshi can leap directly into the book to explore each creature’s habitat. According to Nintendo’s official description, Bowser Jr. makes appearances throughout those habitats, though his role in the story has not been detailed ahead of launch.

Creative problem-solving over conventional platforming

Rather than traditional platforming, Yoshi and the Mysterious Book centers on experimenting with creatures to make discoveries. Nintendo describes a loop in which Yoshi explores each creature’s habitat, interacts with it in various ways — carrying it, jumping on it, or introducing it to surrounding elements — and logs what he learns to collect Stars and unlock more of Mr. E’s pages. Players can also give each creature a name.

Hands-on previews, including extended sessions covered by Video Games Chronicle and IGN, report that each habitat functions as a contained, exploratory level and that discoveries are recorded visually onto the scenery itself. Those same previews documented multiple valid solutions to individual puzzles — one example involved neutralising a beehive by eating the bees, launching an egg at it, or trapping the stingers with a large nut — though these specifics come from preview coverage rather than Nintendo’s official materials.

A deliberate stop-motion aesthetic

The game’s look draws on paper illustration, with painterly textures on Yoshi and the creatures, pencil-style outlines on background objects, and a selectively reduced frame rate on certain animations — such as Yoshi’s jumps — to evoke classic stop-motion filmmaking. This is an intentional artistic choice, not a performance characteristic, and was noted across multiple preview outlets as one of the title’s most immediately distinctive qualities.

Accessible visuals, layered depth

Nintendo describes the game as a Yoshi adventure built around exploration and discovery. Critics who attended hands-on sessions — some lasting over an hour — reported that while the visuals and creature interactions suit a younger audience, the puzzle design offered enough complexity to challenge experienced players. Video Games Chronicle drew a comparison to The Legend of Zelda: Breath of the Wild, describing the title as Yoshi’s own shift toward player-driven, systems-based design — an interpretation from preview coverage, not an official Nintendo characterization.

Yoshi and the Mysterious Book launches May 21, 2026, exclusively on Nintendo Switch 2. Pre-orders are available via the Nintendo eShop, GameStop, and Amazon.