1 - 20 of 309 Works in Susie Swears (Deltarune)
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Summary
On a day like any other, Susie grew tired of school, conformity, compromises and all of this nonsense.
She wants to be free, and above all, true to herself, in spite of the changes occuring in an ephemeral and unfair world.
This is her story... And the story of those who resist oppression and fight for their beliefs each day of their lives.
The Cathartic Route continues...
Series
- Part 2 of Deltarune's Cathartic AU
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'Tis the season to be jolly,
And all through the house,
Trinkets and toys, trees and holly.
As the thanksgiving eve draws near,
I'd fuck anyone to get out of here.
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Where Kris and the gang spend the thanksgiving season in comfort, love, and joy... and their growing frustration at the growing noise.
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.hello! I have never played Delta rune? Yes. Have I only consumed it through references and other fanfics? Yes.
But will I try my darndest to make this as in character and fuffy as possible? Yes.
Apologies if they seem out of character, that's my bad! Maybe I'll play the game after I finish this or chapter five comes out.
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Voltgrave by JeepersSqueakers
Fandoms: Deltarune (Video Game), Sonic the Hedgehog (IDW Comics)
19 Oct 2025
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"Dess always told her they’d go here someday, but now Dess is gone, Berdly didn’t wake up and Kris …. She sighs.. That night.. she could’ve believed them, that it was all a prank, that Berdly would get better, but something inside told her to just run the moment they pulled that thorn out.."
Post-Weird Route/ Sonic IDW and Deltarune Crossover fic where a new (and incredibly, tragically doomed) battle throuple develops.
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Asriel falls unconscious after entering Castle Town's Dark World. Oh dear.
or: asriel and the no good, very bad reaction to the dark
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Hopes, Dreams, And DELTARUNE, Book 3: TV World by Dragonsrule18
Fandoms: Deltarune (Video Game), Undertale (Video Game)
18 Oct 2025
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Following Frisk's vision from the mysterious Doctor W.D Gaster, Frisk, Susie, and Ralsei enter the home of Toriel Dreemurr, but instead of finding the Knight, they find themselves contestants on the Dark World's number one television show, TV Time. The gang form a friendship with the friendly and lonely TV host, Tenna, but sinister plans are lurking backstage. And the Knight still waits, ready to strike.
Series
- Part 3 of Hopes, Dreams, And DELTARUNE
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Summary
The pre-determined path is shaken as a key component of the Prophecy refuses to play its part. An intruder from beyond takes notice and chooses to partake in the resulting chaos through an unexpected host.
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A Weird Route Soul invades a Derailed Pacifist Route and uses Berdly as a Vessel to derail it further.
OR
Melody Of The Heart but Multiplayer.
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After gaining freedom from the soul kris does their usual routine get up, go to school, talk to susie etc but they have had a gave a shot and asked berdly to play smash with them.
little do they know tho a new student has came and lets just say kris DOESN'T want that.
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As Kris and Spamton went back to the basement for the Neo Body, FRIEND scooped both of them up and pulled them into the darkness.
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Shit, I accidentally turned my dad into a bird! by Akirathecat
Fandoms: Deltarune (Video Game)
16 Oct 2025
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Susie was testing out a new spell to try and get Tenna to walk around in the light world. Only for something to go wrong and she turns Tenna into an addison instead.
Series
- Part 2 of Tenna adopts Susie
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Bonus Content by SpectrumWriting
Fandoms: Undertale (Video Game), Deltarune (Video Game)
13 Oct 2025
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Summary
Something has gone wrong.
Ten years into their happy ending, Frisk wakes up back in the Underground with no memory of reseting.
A few hours after parting ways for the night, Kris and Susie wake up in a strange new Dark World... again.Frisk's save file has been corrupted. Kris's soul isn't behaving how its supposed to. And Ralsei shouldn't be here at all.
An epilogue and a story half-told can't coexist without some conflict involved. -
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After a fateful encounter with a certain Lightner one night, Battat is forced to question the entire Mike operation. After years of keeping up the ruse while searching for the real Mike's identity and whereabouts, can he really give all that up? Can he seriously consider revealing their secret to Tenna? Is the truth worth the risk of losing everything?
Hell if he knows, but he certainly doesn't get paid enough to deal with this headache.
Series
- Part 1 of Home Sweet Castle Town AU
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Those Long Winter Nights by djspaceinvader
Fandoms: Deltarune (Video Game), Undertale (Video Game)
11 Oct 2025
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What if Kris never got the chance to grow up with the Dreemurrs? No Asriel, no Asgore, no Toriel. And what if instead of Asriels old sweater, it was a fugly Christmas ensemble.
Following an accident in the recent past, Kris finds themselves, himself, growing up alongside Dess and Noelle for better and worse. How will things change, how will things stay the same?
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Susie, the new girl in town, is often called a lot of things.
The brute.
The weirdo.
The problem.If you asked Gerson what she should be called, he would say...
The future.
AKA Gerson adopts Susie and becomes the parental figure she always deserved. There are some small canon divergences and plot changes planned (i.e., the kids in Gerson's class are high schoolers instead of middle schoolers, making Kris, Susie, and others 16-18 years old), but nothing too crazy!
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The Roaring is inevitable, and in that moment of peril, the Angel will arrive, freezing everything in her path in order to save the world from darkness. Only the girl can stop the world from ending, that only the girl can save everyone.
That is what the Prophecy told Susie.
So when she learns that the girl is the Angel and the Angel is Noelle. She feels pain in her heart.
It all makes sense…why did Susie think she would ever be special?
…But…since when did the Prophecy ever matter to Susie?
With the Roaring happening and the world about to end, Susie takes a chance she never thought she would take.
Series
- Part 6 of Deltarune What-If Scenarios
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The calm before the Roaring by TheObsessiveKrusieShipper
Fandoms: Deltarune (Video Game)
10 Oct 2025
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After the traumatic events of chapter 4, Kris finds themselves at a cross roads. One side, needing to obey Carol and the Knight, the other, just wanting to spend time with Susie, their friend.
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What if Eda's portal took Vee somewhere far, FAR different?
Or...
Vee speedruns her way to another found family. -
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The old man’s place is still the same: his rows upon rows of heavy books remain intact, as do the table covered in wares and the musty red curtains that make Ralsei sneeze. But the cheery fireplace has long since gone cold, and the room’s only other occupant is a lone statue of the old man in his armor, rusty and uncomfortably familiar.
No, this place will never be the same. The sooner they get out of here, the better.
Under the crushing weight of her newfound grief, Susie breaks. Luckily, she's not alone.
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GOD DAMMIT KRIS, WHY ARE WE IN HELL by Midnight Runes (MidnightMorp)
Fandoms: Deltarune (Video Game), Helluva Boss (Web Series)
08 Oct 2025
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Ever see a door in the woods and think, “Hell yeah”? Susie and Kris did, and now they find themselves ina a brand new world and ready for a brand new adventurer!
... But for a fantastical realm, this Dark World is looking awfully hellish...
= 🌃 = 🌃 = 🌃 = 🌃 = 🌃 =
A series based on the Deltatraveler fangame!
This is a Deltarune x Helluva Boss crossover, and it is a CYOA fanfic where you get to choose your path and see where it takes you. I hope you enjoy yourself, and without further ado, go ahead and begin reading!
(NOTE: Not all chapters are currently posted. Please be patient with me!)
Series
- Part 1 of A series of GODDAMNIT KRIS
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Summary
When replaying Deltarune Chapters 3 and 4, Reader gets a strange update on their Switch.
Wacky shenanigans shall occur, and chocolate chip cookies shall be disrespected.
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Dia De Union (Con un pronostico de Brujas y Angeles por el camino). by lklqwertyuiop
Fandoms: Undertale (Video Game), Deltarune (Video Game), Umineko no Naku Koro ni | When the Seagulls Cry
06 Oct 2025
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“El día finalmente había llegado, el final de todo, con una unión, una etapa terminaba, y una nueva empezaba, dos mundos se unieran, los seres que no pertenecen a este mundo se irían, y finalmente, Kris, Ralsei y todo este fragmento en particular obtendrían su paz…”
—¿Verdad Bern?
—Lambda, no hables a los espectadores, es de mala educación
—Quizás tengas razón, pero hey, no puedes culparme por dudar ¿Verdad?
Bernkastel Volvió a Observar al vacío —No se de que me hablas
— *giggle* *giggle*
— *giggle* *giggle*
—¡JA, JA, JA, JA, JA, JA, JA, JA!