Megalovania Piano Letter Notes (Undertale) – Easy Piano Guide

Megalovania, the iconic boss theme from the game Undertale, is one of the most popular songs to play on piano.
If you are a beginner or prefer letter notes instead of sheet music, this guide will help you play Megalovania easily.

In this tutorial you will find:

• Easy right-hand melody
• Optional left-hand bass notes
• A simple structure you can follow while practicing.

Letter notes use the standard system:

C D E F G A B
(Do Re Mi Fa Sol La Si)

Megalovania Piano Letter Notes

Intro

D D D A
D D D A
D D D A
G F E D

Main Theme

D D D A
D D D A
D D D A
G F E D

D D D A
D D D A
D D D A
G F E D

Theme Continuation

A A G F
E E D C
D E F G
A G F E

D D D A
D D D A
G F E D

Middle Section

F F F D
F F F D
F F F D
A G F E

E E E C
E E E C
E E E C
G F E D

Fast Section

A A A G
F E D C
D E F G
A G F E

D D D A
D D D A
D D D A
G F E D

Final

A A G F
E E D C
D E F G
A G F E

D D D A
D D D A
G F E D
D

Left Hand (Optional Bass Notes)

If you want to make the song sound fuller, you can add these bass notes with your left hand:

D - A - D - A
G - D - G - D
F - C - F - C
A - E - A - E

Practice Tips

🎹 Start slowly and focus on the rhythm.
🎹 Practice the intro and main theme first.
🎹 Once comfortable, add the left-hand bass notes.

With a little practice, you’ll be able to play Megalovania on piano even as a beginner.