Undertale

Who are the main characters in Undertale?

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Summary

Q.Who are the main characters in Undertale?

A.Undertale’s main cast centers on the player character (Frisk) and a core group of monsters: Toriel, Flowey, Sans, Papyrus, Undyne, Alphys, Mettaton, Asgore, and the Dreemurr children (Asriel/Chara). These characters drive the game’s story and change depending on whether you spare or fight them.

More info

The central characters in Undertale are the playable human (commonly called Frisk) and a tight ensemble of monsters who shape the story: Toriel (the kindly caretaker), Flowey (the game’s first antagonist), Sans and Papyrus (skeleton brothers), Undyne (captain of the Royal Guard), Alphys (the royal scientist), Mettaton (a media-star robot), Asgore (the king), and the Dreemurr children (Asriel and Chara). For a concise rundown of these roles and how they affect endings, see the Undertale character list on Wikipedia.

For quick context and what each character does in the game, here are short notes and direct references: - Frisk — the silent player character who falls into the Underground. Frisk overview - Toriel — motherly first boss and guardian. Toriel page - Flowey — deceptive, recurring antagonist tied to the Dreemurrs. Flowey page - Sans & Papyrus — comic, memorable skeleton duo. Sans page) - Undyne, Alphys, Mettaton, Asgore — key bosses/allies whose fates vary by player choice. See the main Undertale article for how choices reshape their arcs.

More questions about Undertale

Q.What is Undertale Yellow?

A.Undertale Yellow is a fan-made prequel to Toby Fox’s Undertale, developed by Team Undertale Yellow and released for Windows on December 9, 2023. It follows Clover, the human with the yellow (Justice) SOUL, and uses Undertale‑style combat and moral routes while adding new areas, characters, and mechanics.

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Q.Will there be an Undertale 10th-anniversary celebration?

A.Yes — Undertale received an official 10th‑anniversary celebration in September 2025, including a commemorative memories site, a two‑day charity livestream with Toby Fox and Fangamer, special events (like an orchestral concert), and charity auctions that raised hundreds of thousands of dollars.

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Q.What are the different 'souls' in Undertale?

A.Undertale distinguishes human SOULs (upright, colored hearts) and monster SOULs (inverted white hearts). The game shows seven human SOUL colors—commonly linked to specific traits—and the player’s red SOUL is tied to the game’s SAVE/Determination mechanics but its exact “trait” is debated.

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Q.When was Undertale originally released?

A.Undertale was originally released for Windows and OS X on September 15, 2015.

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Q.Where can I find the official Undertale wiki?

A.The community-run Undertale Wiki now lives at https://undertale.wiki — it’s the primary, up-to-date wiki following a community move away from the older Fandom page (https://undertale.fandom.com).

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