Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack

Overview

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack is a Steam DLC connected to Trombone Champ: Unflattened. It was prepared by Flat2VR Studios, Holy Wow Studios LLC, published by Flat2VR Studios, and released on Aug 12, 2025. This page focuses on the store listing, screenshots, price, requirements, and its relationship to the main game rather than presenting it as a normal live-player game.

Store reviews and relationship

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack is a DLC, so player-count observations and tracked peak are not meaningful in the same way they are for a base game. The useful signals here are reviews, store recommendations, price, platform support, and the link back to Trombone Champ: Unflattened.

Language and system requirements

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack is available in 1 languages including:

3 regional rating boards including dejus, steam germany, and igrs. Steam has not published complete Windows, macOS, and Linux requirement text for this game yet.

Recommendations and store value

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack has recommendation data pending. Twitch streaming and unit-sales estimates usually belong on the parent game page, while this page is better for checking the DLC, price, media, and store details.

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack overview details

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack is tracked as Steam Store content with pricing, reviews, packages, media, requirements, and its relationship to the parent app.

Steam Store description

Toots of Determination Six Legendary Tracks. One Unstable Trombone. The dog has done it again. UNDERTALE and DELTARUNE are now officially part of the world’s most off-key rhythm game. That’s right! Your slide-to-glory journey now includes the ability to absolutely obliterate clergy with an edgy, modern take on Megalovania . Or take the pacifist route and hold onto your HOPES and DREAMS while aiming for the highest Champ Streak. No matter how you play, the most important journey is the one you take with family and friends. This paid DLC invites players to toot, honk, and glissando their way through six legendary bangers from two of the most beloved RPGs of all time. The UNDERTALE + DELTARUNE Song Pack brings a whole new level of chaos ( and possibly spiritual awakening) to your trombone. 🎵 Songs from UNDERTALE: Hopes and Dreams ~ SAVE the World – now with 100% more vibrato. Battle Against a True Hero – your trombone is not ready. Megalovania – this is the sound of judgment. 🎶 Songs from DELTARUNE: BIG SHOT – you know what time it is. Black Knife – edgy. moody. trombone. The World Revolving – now revolving in a circle of regret.

SteamPulse editorial summary

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack is listed as a DLC with $7.99. It supports Windows, belongs to Single-player, Downloadable Content, Steam Achievements, Steam Cloud, Steam Leaderboards, and Family Sharing, and is associated with Casual and Indie. Because it is a DLC, SteamPulse focuses on its Store listing, relationship to the parent app, media, packages, and metadata rather than treating it like a standalone concurrency page.

Support and legal notes

Real questions answered from SteamPulse data, including live players, monthly momentum, review sentiment, regional audience signals, Twitch activity, and current Steam pricing.