DUFFED created by @moikey
The Simpsons: Underground Mayhem is now owned by @chriss-gaming-86983294

Are you even surprised this has been updated again...

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

The Simpsons: Underground Mayhem - DUFFED (Alt Version)

Soon...

* Eat my shorts.

Track created and produced by @okmikeyy
AU created by @okmikeyy

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem - Prankster On The Loose

* D'oh

Track created and produced by @okmikeyy
AU created by @okmikeyy

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem - Homero.

* Welcome to your new home, Springfield!

Track created and produced by @okmikeyy
AU created by @okmikeyy

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem - Welcome to Springfield!

Start / Saves / Exit

Track created and produced by @okmikeyy
AU created by @okmikeyy

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem - Hub

* You're now facing... Bartman!

Track created and produced by @okmikeyy
AU created by @okmikeyy

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem - Bartman is on his way!

* D'oh!

Track created and produced by @okmikeyy
AU created by @okmikeyy

------------------------------------

The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem - Homero. V2

* Bob Is No Maniac. He Explained His Reasons For Trying To Kill Us All And I Assure You They Were Perfectly Sane.

Track created and produced by @okmikeyy
AU created by @okmikeyy

Lead Motif: Multiplayer Theme 1 from 'The Simspons Hit & Run'

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem OST 077 - 镇长

(Downloads Unlocked)

* It's too late now, it's duff...

Track produced by @better_mikey & @okmikeyy
AU created by @starkrymusic.
Megalo name created by @aytanner.
Sprite by @thetunehero-956661993

The official Megalovania replacement!
(This was made in 2019 but I still love it)

------------------------------------

The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem OST 100 - HOMERPHOBIC

Audio available for download!
http://www.mediafire.com/file/4g5hqrhfpmfvy62/duffedfinal.mp3/file

* DOHn't take another step.

@moikey & @aytanner produced this track!
TheTuneHero made the sprite!

Extra Motifs:
Hellfish by @thealgid2.
PEQUEÑO DEMONIO II by @nelchael-recabarren.

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The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Please do not reupload any music from this account, thank you.--

The Simpsons: Underground Mayhem - DUFFED (Official)

The Simpsons and its characters are righteously owned by Matt Groening.
Undertale and its characters are righteously owned by Toby Fox.

This is an Undertale & The Simpsons mashup.
This was mainly a shitpost idea but I think it's slowly starting to turn into something big ;)

This AU was created in 2017 and is now rebooted so I'm able to create a decent soundtrack for it!

--Main Roles-- 
Frisk - Gino 
Terwilliger Flowey - Krusty The Clown 
Toriel - Marge Simpson 
Sans - Homer Simpson 
Papyrus - Bart Simspon [El Barto] 
Undyne - Ned Flanders 
Napstablook - Lisa 
Alphys - Professor Frink 
Mettaton - Principal Skinner 
Asgore - Mayor Quimby 
Asriel - Milhouse 
Chara - Sideshow Bob 
--Minor Roles-- 
The Annoying Dog - Santa's Little Helper 
Muffet - Apu Nahasapeemapetilon
Grillby - Moe Szyslak

The Simpsons: Underground Mayhem OST

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