Lambdarune
Lambdarune is a take on Deltarune by Zet. It's a Deltarune AU that includes original Chapters 3 to 7, with some subtle things in Chapters 1 and 2 being recontextualized. Lambdarune is Zet's main project and…
Lambdarune is an adventure developed by Zet, released 14 February 2025 on PC (Microsoft Windows).
What Lambdarune is
Lambdarune is an adventure game developed by Zet and released in 2025. It is available on PC (Microsoft Windows) only.
The premise, in the publisher's words
Lambdarune is a take on Deltarune by Zet. It's a Deltarune AU that includes original Chapters 3 to 7, with some subtle things in Chapters 1 and 2 being recontextualized. Lambdarune is Zet's main project and has been shown through animations, music, and mostly community posts… until now. The game is structured into Chapters 3-7, with each chapter divided into 2-4 Installments.
How it plays
It is played from a bird view / isometric perspective. Its themes are comedy and fantasy. It is a single-player game with no multiplayer component.
What it launched against
Lambdarune launched on 14 February 2025, within three weeks of Kingdom Come: Deliverance II, Avowed, Split Fiction and Monster Hunter Wilds.
Released around the same time: Kingdom Come: Deliverance II, Avowed, Split Fiction, Monster Hunter Wilds.
Official trailer
Sourced from the publisher’s YouTube channel. See all 2 videos →
Screenshots
All media
Quick answers
Lambdarune — frequently asked questions
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