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Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack

Flat2VR Studios, Holy Wow Studios LLC · Flat2VR Studios · Aug 12, 2025
Casual Indie
Delayed observation Observed
0
Last tracked
0
All-time peak
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Δ 24h
Player count last observed
Live player data is temporarily unavailable; historical values remain visible for context.

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack - Steam Charts & Historical Stats

Six Legendary Tracks. Explore historical player activity and pricing for Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack. Player-count data was last observed Apr 30, 2026.

Genre
Casual
Developer
Flat2VR Studios

Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack player count and price summary

Current players
Unavailable
All-time peak
Unavailable
24-hour player change
Unavailable
Current US price
Price unavailable

Player count last observed . Values marked unavailable are not estimated.

Game Insights

Value Score

Fair Value — 50th percentile.

Price-to-player ratio ranks in the 50th percentile.

Market pricing tier
Player count

System Requirements

Platform Support
Windows
Pricing
Paid Game

Additional Information

Categories
Single-player Downloadable Content Steam Achievements Steam Cloud Steam Leaderboards Family Sharing
Supported Languages
English*
*languages with full audio support

Pricing Information

Price Unavailable
Pricing information not currently available

Developer Analytics

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About This Game

Six Legendary Tracks. One Unstable Trombone. The UNDERTALE + DELTARUNE Song Pack brings a whole new level of chaos (and possibly spiritual awakening) to your trombone.

Detailed 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.

Frequently Asked Questions

Is Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack free to play?
Yes, Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack is free to play on Steam.
What genre is Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack?
Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack is a Casual, Indie game.
Who developed Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack?
Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack was developed by Flat2VR Studios and published by Flat2VR Studios.
What platforms does Trombone Champ: Unflattened - UNDERTALE + DELTARUNE Song Pack support?
Available on Steam for Windows.