Muse Dash Undertale and Deltarune Collaboration Song Pack Reveals Full Track List
This collaboration brings two of the most widely recognized indie game soundtracks-both composed by Toby Fox-into a rhythm game that has previously crossed over with other indie titles like Dave the Diver, expanding the reach of both franchises to a broader mobile and console audience.
Key Facts
- The Muse Dash collaboration song pack "Ketsui to Chikara no Uta" includes eight tracks: four from Undertale and four from Deltarune.
- The Undertale tracks are "Death By Glamour," "Last Goodbye," "Battle Against A True Hero," and "MEGALOVANIA."
- The Deltarune tracks are "Attack of the Killer Queen," "It's TV Time!," "BIG SHOT," and "GUARDIAN."
- The song pack releases on July 31, 2026, on Nintendo Switch, iOS, Android, and PC via Steam.
- The collaboration was announced on July 22, 2026, and the full track list was revealed on July 24, 2026.
Reporting from 2 sources: Denfaminicogamer, Game Spark.
The rhythm action game Muse Dash will release a collaboration song pack featuring music from Undertale and Deltarune on July 31, 2026. The pack, titled "Ketsui to Chikara no Uta" (Song of Determination and Power), includes eight tracks total: four from Undertale and four from Deltarune. The Undertale selections are "Death By Glamour," "Last Goodbye," "Battle Against A True Hero," and "MEGALOVANIA." The Deltarune selections are "Attack of the Killer Queen," "It's TV Time!," "BIG SHOT," and "GUARDIAN." The collaboration was first announced on July 22, and the full track list was revealed on July 24 via the official Muse Dash social media account. Muse Dash is available on Nintendo Switch, iOS, Android, and PC via Steam. The game combines side-scrolling action with rhythm gameplay, using a two-button control scheme.
The collaboration song pack "Ketsui to Chikara no Uta" (Song of Determination and Power) releases on July 31, 2026. Game Spark notes the pack arrives "next Friday" and calls it a "exclusive distribution" on that date. The official Muse Dash social media account posted the full track list on July 24, following the initial collaboration announcement on July 22.
Muse Dash is a side-scrolling rhythm action game that uses a two-button control scheme. Game Spark describes it as a fusion of a horizontal-scrolling runner game and a music game, popular with both casual players and rhythm game enthusiasts. The game has previously collaborated with other indie titles including Dave the Diver and Yunyun Denpa Syndrome.
The eight tracks are split evenly between the two Toby Fox-composed soundtracks. From Undertale, the pack includes "Death By Glamour," "Last Goodbye," "Battle Against A True Hero," and "MEGALOVANIA." From Deltarune, it includes "Attack of the Killer Queen," "It's TV Time!," "BIG SHOT," and "GUARDIAN." Game Spark notes that "MEGALOVANIA" has become a standard inclusion in rhythm games, and that the Deltarune boss battle tracks are a welcome addition.
Synthesized by Yomimono from the 2 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.