When is Undertale's anniversary?
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Summary
Q.When is Undertale's anniversary?
A.Undertale’s anniversary is September 15, marking its 2015 release. The game’s 10th anniversary was celebrated on September 15, 2025, with official events (notably an Anniversary Stream) around September 21–22, 2025.
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Undertale’s anniversary is anchored to its release date, September 15, 2015. In 2025, that milestone fell on September 15 again, with fans and the publisher marking the 10th anniversary and staging an Anniversary Stream on September 21–22, 2025. For official details, the Undertale site highlighted the 10th Anniversary Stream, which raised substantial funds for Doctors Without Borders, and community pages confirm the date and scope of the celebration. official anniversary stream (undertale.com). The game’s release date is documented in reliable sources as September 15, 2015, with later platform releases following (e.g., Linux in 2016, PS4 in 2017). Undertale release date (en.wikipedia.org).
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.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.
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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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