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July 27, 2026Short & citedBlog
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How It Works • Games & Tech

Deltarune

Deltarune is an episodic role-playing video game created by Toby Fox, set in a parallel universe to Undertale.

Updated July 27, 20261 min readCited sources

Deltarune is an episodic role-playing game by Toby Fox, set in a parallel universe to Undertale. It follows Kris, Susie, and Ralsei as they travel between worlds to seal Dark Fountains.

What it is

Deltarune is a top-down RPG where you control Kris and command party members in turn-based battles. The story spans the Light World and Dark World, with the goal of closing mysterious Dark Fountains to restore balance. Chapters 1–5 are currently available, with more planned as free updates.

Key details

The game was created by Toby Fox, known for Undertale. The main party includes Kris, Susie, and Ralsei, a prince from the Dark World. Deltarune is available on PC/Mac, Nintendo Switch, Nintendo Switch 2, PlayStation 4, and PlayStation 5. Chapters 1–2 are free; later chapters are part of the full game.

Why it matters

Deltarune has built a large fan community and wiki ecosystem, with guides focused on hidden content like secret bosses. Its availability on major platforms gives it a broad Canadian audience, and it remains a key title in the indie RPG scene.

In short

  • Episodic RPG by Toby Fox, set in an Undertale parallel universe.
  • Main characters: Kris, Susie, and Ralsei.
  • Chapters 1–5 available; more free updates planned.
  • Available on PC/Mac, Nintendo Switch, PS4, PS5.
Canadian angle

Deltarune has a broad Canadian audience through its availability on major console and PC platforms, and it is part of the wider global indie game scene enjoyed by Canadian players.

Quick questions

What is Deltarune?
An episodic role-playing game by Toby Fox, set in a parallel universe to Undertale.
Is Deltarune free?
Chapters 1–2 are free; later chapters are part of the full game, with more content planned as free updates.
What platforms is Deltarune on?
PC/Mac, Nintendo Switch, Nintendo Switch 2, PlayStation 4, and PlayStation 5.

Sources

  1. Wikipedia — https://en.wikipedia.org/wiki/Deltarune
    Supports: Creator, genre, setting, main characters, top-down perspective, episodic structure
  2. Deltarune official site — https://deltarune.com/
    Supports: Official platform list, chapters available, free updates statement
  3. TheGamer — https://www.thegamer.com/deltarune-story-lore-explained/
    Supports: Light World/Dark World explanation, main cast, story premise
  4. Deltarune Wiki (Fandom) — https://deltarune.fandom.com/wiki/Deltarune
    Supports: Chapter 3-related lore details, Dark World reference
  5. IGN — https://www.ign.com/wikis/deltarune
    Supports: Game overview, free Chapter 1 historical information
  6. Wikipedia (French) — https://fr.wikipedia.org/wiki/Deltarune
    Supports: Platforms, secret boss example for Chapter 2