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Haunt your headset with this new Halloween Pack for Trombone Champ: Unflattened! With terrifying toots and scary songs, this pack has everything you need to celebrate Spooky Season.
Trombone Champ: Unflattened! - Halloween Pack was released on October 16, 2025.
Trombone Champ: Unflattened! - Halloween Pack is available on SteamVR.
No — Trombone Champ: Unflattened! - Halloween Pack is a single-player game.
Trombone Champ: Unflattened! - Halloween Pack was developed by Flat2VR Studios.