In development from Thekla, Inc., led by award-winning game designer Jonathan Blow Jonathan Blow (Braid, The Witness), Order Of The Sinking Star is a huge and innovative puzzle game designed to put your intellect to the test that’s been in the making for 10 years since the release of The Witness.

You are transported to a realm of curious magic, dangerous contraptions, and vicious monsters. You'll explore four distinct worlds, each with its own mechanics, characters, and stories, and then watch as they all collide. As the worlds merge, and characters meet one another, puzzle systems intertwine, creating surprising new possibilities. Explore at your own pace, revisit worlds and return to challenges as you see fit. Discover unique playable characters, master evolving gameplay mechanics, and decipher the deep mysteries of a sprawling, interconnected game world.

Blending exploration, storytelling, and ever-progressing mechanics, Order Of The Sinking Star invites you into a mysterious, living puzzle unlike anything you've played.

Publisher Arc Games and developer Thekla, Inc.  are excited to announce that Order of the Sinking Star will have a playable demo for a limited time via Steam as part of Steam Next Fest: June Edition from June 15-22.

The Steam Next Fest demo will deliver a meaningful slice of the experience — enough to challenge, surprise, and even spark theories of the game’s overarching mystery. Rumor has it that the initial launch of the demo will just be the beginning… more details will be revealed when the time comes!

“This huge game has been the most ambitious project of my career," said Jonathan Blow, Founder of Thekla, Inc. and award-winning game designer behind Braid and The Witness. “The demo will give a taste of the full game, offering players a sense of its scale and depth of design. After working on this thing for 10 years, I am very happy that players can finally try it out."

The Steam Next Fest demo for Order of the Sinking Star will be available globally from Monday, June 15, at 10 a.m. Pacific Time until Monday, June 22, at 10 a.m. Pacific Time.

Key Features:

• Master a Thousand Interwoven Challenges – Embark on an innovative puzzle adventure with dozens of game mechanics and hundreds of hours of unique gameplay. Each puzzle builds on the last, introducing new game mechanics that reward curiosity and persistence.
• Choose Your Path, Roam at Your Pace – Explore four expansive, mysterious game worlds, each with its own characters, rules, dangers, and secrets waiting to be uncovered. Come and go as you like, you are free to take on the puzzles you discover at your own pace.
• Take the Helm of Some Unlikely Heroes – A queen, a thief, a warrior, a wizard, and a talking boat are just some of the heroes of this tale. Each character wields complimentary abilities and has captivating stories to tell.
• Decipher an Epic Tale – As playable characters begin to meet and worlds collide, the mystery untangles. Through gameplay and notes you collect you learn more about this enigmatic realm. Piece by piece and clue by clue, you’ll uncover the secrets of the Order of the Sinking Star.

Order Of The Sinking Star is coming to Nintendo Switch 2 and PC (Steam) in 2026.