Steins;Gate Re:Boot Trailer Reveals Gamma World Line Route
The Gamma World Line route expands the original story with a previously unexplored premise, offering returning players a new narrative angle rather than a simple visual upgrade.
Key Facts
- The Gamma World Line route in Steins;Gate Re:Boot depicts a timeline where Hououin Kyouma was never born, the time machine was never completed, and D-mails do not exist.
- The new trailer for Steins;Gate Re:Boot was shown at WePlay Expo 2025 on November 22, 2025, with producer Tatsuya Matsubara and scenario writer Naotaka Hayashi appearing on stage.
- Steins;Gate Re:Boot is a full remake of the 2009 visual novel with all assets rebuilt, including 9605-pixel high-definition character sprites for Makise Kurisu, re-recorded voices, and new endings.
- The game launches on August 20, 2026, for Nintendo Switch 2, Nintendo Switch, PS5, PS4, Xbox Series X|S, and Steam.
- The Gamma World Line route involves Kiryu Moeka and themes of loneliness and despair, imposing a 'harshness of a different quality than before' compared to the original game's world lines.
Reporting from 3 sources: Anime News Network, 4Gamer.net, Denfaminicogamer.
MAGES. released a new trailer for Steins;Gate Re:Boot on June 6, 2026, showcasing the game's additional route: the Gamma World Line. This story branch, not present in the original 2009 visual novel, depicts a timeline where the character Hououin Kyouma was never born. The trailer shows protagonist Okabe Rintaro arriving in a world where the time machine was never completed and D-mails do not exist. He seeks help from the lab members but is met with hostility. The route involves Kiryu Moeka and themes of loneliness and despair. Steins;Gate Re:Boot is a full remake of the original game, with all assets rebuilt and graphics improved. It is set to launch on August 20, 2026, for Nintendo Switch 2, Nintendo Switch, PS5, PS4, Xbox Series X|S, and Steam.
The new trailer was shown at the WePlay Expo 2025 event on November 22, 2025, where producer Tatsuya Matsubara and scenario writer Naotaka Hayashi appeared on stage. The event also featured the first gameplay footage of the remake.
Hayashi wrote the original Steins;Gate scenario and returns for the remake. The game is part of MAGES.' "Hypothetical Science Adventure" series, which has sold over 4 million copies across all entries.
In the Gamma World Line, Okabe "gets his hands dirty" with Kiryu Moeka and is "confronted with loneliness and despair," according to the trailer description. The route imposes a "harshness of a different quality than before" compared to the original game's world lines.
Steins;Gate Re:Boot features all-new assets rebuilt from the ground up, including 9605-pixel high-definition character sprites for Makise Kurisu. Voices have been re-recorded, and new endings have been added. The remake is set to launch on August 20, 2026, for Nintendo Switch 2, Nintendo Switch, PS5, PS4, Xbox Series X|S, and Steam.
Synthesized by Yomimono from the 3 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.