Long ago two Races rules The The Earth humans and mindscapers One Day a war broke Out between The two races after a Long battle The mindscapers where victorius They sealed The humans Underground with a magic spell

Many years after... UNDERFALLS

Underfalls is an au with The characters from gravity Falls and undertale switched that means that The monsters (here Called mindscapers) live on The surface in gravity Falls. The major swaps is

Stan and sans

Dipper and frisk

Mabel and papyrus

Bill and chara

Gideon and flowey

Soos and TORIEL

Wendy and undyne

Ford and gaster

candy and alphys

Old man mc gugcket and asgore

Mettaton and The gobblewonker

Heres a clip from gideons Speech

Howdy you are New to The underfalls Arent ya someone ought to teach ya how things Work around here guess Lil Gideon Will have to do. See that Lil Zodiac that is your journal The very culmination Of ya being. ya journal starts Of weak but it can grow Strong if you gain Lots Of weirdness you want some weirdness Dont ya. Down here weirdness is shared through Little White Gideon batches... Journal gets hit AHAHAHAHAHAHAHAHAHAHAHA YOU IDIOT IN THIS WORLD IT'S STALK OR BE STALKED DIE!!!!!!

Meanwhile its summerween on The surface

Papyrus: HEY LOOK I FOUND THOSE LAUGHING MABEL HEADS THEY ARE SO FUNNY NYEHEHEHE!

Meanwhile in The underfalls:

A Giant fireball with The Word dude on hits gideon oooowww. Soos enters: uumm hi dude what a nasty thing that Just tried to kill you im soos caretaker Of The arcade follow me... Soos and Dipper Fights Dipper wins and he enters brodin... The feeling Of being followers.. Dipper enters The Gate area... Kid turn around NOW.

Dipper turns around he shakes Stans hand its All sweaty eeeww. Stan: heh kid i was around doing shoplifting when i found you to be honest i was going around looking for Boyfriends for My niece but i Dont really care about capturing anybody. now my niece Mabel shes a Boyfriend Hunting FANATIC. hey wait isnt it her over there you better hide behind that conveniently shaped waddles. Waddles: oink. Mabel enters... They Talk Dipper goes through snowdin Fights Mabel and enters. chillfall he gets followed by Brenda All The way and finnaly he faces wendy... Wendy: 3 Journals thats All we need to Break The barrier 2... Thats how many we have now and with Just One More mr. Fiddleford Will become a god. Now i will tell you The tragic tale Of our people... No you know what dude i Dont care im going to kill you anyway NGAAAAAHHHHHHH They fight Dipper enters hotland and candys Lab he meets candy and she tells him about The gobblewonker... Boom candy:Did you hear that BOOM candy there is definetly something BOOM!!! candy:Uh Oh...

gobblewonker: HRELO LDADIES AN DENTLEMEN AN WELCROM TO TE QUIS SWOW Dipper complete The quiz Show Randers through hotland and ends Up in The end of The core he enters The gobblewonkers room gobblewonker:SRO YRU AR HIRE IT WAST AL JUST A BRIG PLAN BRY CRANDY TRO MAKE YOY LOVE HER TAT WA BRORING SHOW SO HROW BOUT PLOT TWIST... They fight Dipper spares the gobblewonker and enters New home he meets Stan Stan: heh im kinda bad at judging because i do crime All The time Dipper: seriously

Stan: yes what more do you want a kiss on The cheek

Dipper meets fiddleford and Fights him but Gideon enters and kills fiddleford with a Giant robot

gideon: AHAHAHAHAHAHAHAHAHAHAHA YOU REALLY LEARNED NOTHING DID YOU IN THIS WORLD IT'S STALK ORRR BEEEE STAAALKED!!!!!! While ya where fighting that old freak i took The Journals... But wait i Still need One journal BEFORE I BECOME GOD and without that journal youre nothing am i right AM I AM I!!!! What do you really think you can defeat me ihihihi YOU REALLY ARE AN IDIOT Gideon transforms into The giant robot he killed fiddleford with Dipper Fights Gideon and after a Long battle he finnaly wins he spares Gideon and resets he dates candy and enters The true music camp (THERE IS NO ESCAPE FROM MUSIC CAMP) well turns Out there was he is now Standing before GIDEON MCGUCKET

Gideon kills Dipper The journal Burns... But suddenly a WATER Ray kills The fire and The giant glowing Words BUT IT REFUSED fills the Air. After a Long battle Dipper finnaly defeats Gideon and The humans returned happily to The surface and lives peacefully with The mindscapers... BUT WAIT what happened to The monsters how Did They defeat chara and her genoaggedon? That tale Will be told in gravity tale

Ps. Ill maybe make The genocide run but not right now

More edits coming soon

pls make fanart