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About Trombone Champ: Unflattened
Trombone Champ: Unflattened invites players to become a Tromboner, guiding a virtual trombone through 58 handcrafted tracks that span anthems, marches, classical pieces, and folk classics. The game blends a campaign mode with unlockable trombones, collectible Tromboner Cards, custom‑song support, and online leaderboards, encouraging both solo mastery and creative expression.
01 / THE GUIDE
Campaign Mode
The campaign presents a road of brass‑filled challenges, letting players progress through a series of tracks while unlocking fresh obstacles and surprises. Each level is designed to test timing, slides, and honks, rewarding players with new content as they advance.
Players can also climb the leaderboards, adding a competitive edge to the experience. The mode is single‑player, ensuring a personal journey through the game's musical landscape.
- Experiment with different trombones early to discover which sound suits each track.
- Take note of the rhythm patterns in each level; they often hint at upcoming unlocks.
02 / THE GUIDE
Trombone Collection
Players can amass a hoard of over 25 unique trombone designs, each described as wilder than the last. New trombones are added regularly, providing ongoing incentives to hunt for fresh horns.
The collection serves both aesthetic and gameplay purposes, letting players switch instruments to match the style of a track or personal preference.
- Try unlocking a variety of designs to see how different sounds affect your feel for each genre.
- Keep an eye on updates for additional trombone releases.

03 / THE GUIDE
Tromboner Cards
The game includes 50 Tromboner Cards filled with absurd trivia and legendary trombone lore. Building a deck from these cards adds a collectible layer beyond the musical challenges.
Cards are gathered throughout play and can be arranged to create a personalized collection, enhancing the game's replay value.
- Build your ultimate deck as you collect cards to enjoy the trivia and lore.
- Organize cards by theme to appreciate the lore more fully.
04 / THE GUIDE
Custom Song Support
Beyond the 58 built‑in tracks, players can import their own music, allowing the trombone to be played over virtually any song. This feature expands the game's lifespan by letting users craft personal challenges.
Custom songs integrate with the same note‑hitting mechanics, so the learning curve remains consistent regardless of the source material.
- Start with songs that have clear beats to ease the transition to custom play.
- Choose imported tracks whose pacing matches your skill level.
05 / THE GUIDE
Online Features
Trombone Champ: Unflattened supports Steam Achievements, Steam Leaderboards, and Steam Cloud, offering players goals to strive for and a way to track progress across sessions. Family Sharing is also enabled, allowing multiple accounts to access the game.
These online components are optional but add competitive and social dimensions to the otherwise single‑player experience.
- Check the leaderboard regularly to gauge how your scores compare globally.
- Enable Steam Cloud to keep your progress synced between devices.





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