- PC

LUDEX game dossier

Indie

Trombone Champ: Undertale + Deltarune

Holy Wow Studios

Thursday, December 18, 20258 months ago

Release

Thursday, December 18, 2025

Player score

Awaiting reviews

Platform families

Connected releases

Core game only

Game data from IGDB

Editorial overview

Inside Trombone Champ: Undertale + Deltarune

What it is

This DLC song pack brings 14 songs from the UNDERTALE and DELTARUNE Soundtracks to Trombone Champ!

Play styles

Single player

Themes

Horror

Languages

10 supported

Cinematic archive

Content map

Everything connected to this release

DLC, expansions, editions, and bundles are different products. Each stays in its own lane so you always know what you are looking at.

Base-game relationship

Trombone Champ

This release depends on or extends the game above.

Production dossier

The complete game record

Cast, creators, hardware, release history, and the details that define how this game plays.

Who made it

Holy Wow Studios
Developer · Publisher

Platforms

PC (Microsoft Windows)
Mac

Release history

Dec 18, 2025Mac
Dec 18, 2025PC (Microsoft Windows)

Themes & modes

HorrorSingle player

Trombone Champ: Undertale + Deltarune

Inside Trombone Champ: Undertale + Deltarune

Related games

See the world in motion

Official trailers

Screenshots