Undertale

Heartache · Shared by Matthew · Key of Bbm · Medium

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Plug in your piano by USB or Bluetooth. The song waits for you until you hit the right notes. Slow it down, loop any bars, play one hand at a time.

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  3. 3Connect your keyboard. By USB or Bluetooth, and play along.
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EZPiano screens: piano sheet music simplified, plug in and it waits for you, practice at your pace
Converted from YouTube

This sheet was made from Piano Music Bros.’s YouTube piano video, “Heartache - Undertale [Piano Tutoriel] (Synthesia)”. Watch it, then keep practicing here.

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Undertale by Heartache

About “Undertale”

This medium level song is in the key of Bbm at 79 BPM. Uploaded by Matthew.

Questions about this song (4)
What key is "Undertale" in?
"Undertale" by Heartache is in the key of Bbm with a tempo of 79 BPM. Difficulty: medium.
Is "Undertale" easy to play on piano?
This arrangement is rated medium. It requires comfort with chord shapes and basic hand independence. Expect 1-2 weeks of regular practice for a confident performance.
Can I play "Undertale" without reading sheet music?
Yes. Our player offers a falling-notes mode (Synthesia-style) and a beginner mode with color-coded keys — both let you play along without reading traditional notation.
How long does it take to learn "Undertale" on piano?
2–4 weeks of consistent practice (20–30 min/day) for an intermediate player. Drill the tricky passages in isolation first.
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