Undertale 10th Anniversary
Two fights that were featured in the UNDERTALE 10th Anniversary event, released after the event.
21 September 2025
Undertale 10th Anniversary is an arcade developed by tobyfox, released 21 September 2025 on Web browser.
What Undertale 10th Anniversary is
Undertale 10th Anniversary is an arcade game developed by tobyfox and released in 2025. It is available on Web browser only.
How it plays
It is played from a first person perspective. Its themes are comedy and fantasy. It is a single-player game with no multiplayer component.
What it launched against
Undertale 10th Anniversary launched on 21 September 2025, within three weeks of Battlefield 6, Ghost of Yotei, Hollow Knight: Silksong and Silent Hill f.
Released around the same time: Battlefield 6, Ghost of Yotei, Hollow Knight: Silksong, Silent Hill f.
Screenshots
All media
Quick answers
Undertale 10th Anniversary — frequently asked questions
When did Undertale 10th Anniversary come out?
Undertale 10th Anniversary was released on 21 September 2025 for Web browser.
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