Yastaghr's Kinktober 2020

Series Metadata

Creator:

yastaghr

Series Begun:

2020-10-01

Series Updated:

2020-10-31

Stats:

Words:: 22,566
Works:: 31
Complete:: Yes
Bookmarks:: 27

Listing Series

Pages Navigation

Kinktober 2020 - Day 1: Knifeplay (Killer/Cross, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
01 Oct 2020
Tags
- No Archive Warnings Apply
- Sans/Sans (Undertale)
- Sans (Undertale)
- Killer Sans - Character
- Cross sans
- Killer Sans (Undertale)
- Alternate Universe - Crosstale | XTale (Undertale)
- kross - Freeform
- killer sans/ cross sans
- Knifeplay
- Kinktober 2020
- Kinktober
- Bondage
- Bloodplay
- Married Couple
- Married Sex
- Anal Sex
Summary

Killer and Cross have a little fun :)

Series
- Part 1 of Yastaghr's Kinktober 2020
Language:

English

Words:

646

Chapters:

1/1

Collections:

1

Comments:

11

Kudos:

251

Bookmarks:

14

Hits:

5,499
Kinktober 2020 - Day 2: Micro (Sansy!bitty/Gaster, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
02 Oct 2020
Tags
- No Archive Warnings Apply
- W. D. Gaster/Sans
- Sans (Undertale)
- W. D. Gaster
- sansy (bittytale)
- Alternate Universe - Bittybones (Undertale)
- Consensual Sex
- Macro/Micro
- Hand Jobs
- Marking
- Come Marking
Summary

Gaster finds the perfect companion and lover at the local bitty rescue.

Series
- Part 2 of Yastaghr's Kinktober 2020
Language:

English

Words:

853

Chapters:

1/1

Comments:

8

Kudos:

104

Bookmarks:

6

Hits:

3,450
Kinktober 2020 - Day 3: Medical Play (Scifell, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
03 Oct 2020
Tags
- No Archive Warnings Apply
- Sans/Sans (Undertale)
- Sans (Underfell)
- Sans (Sciencetale)
- Sans (Undertale)
- Scifell - Freeform
- Alternate Universe - Underfell (Undertale)
- Underfell Sans (Undertale)
- Alternate Universe - Sciencetale (Undertale)
- Kinktober
- Kinktober 2020
- Smut
- Lemon
- Medical Kink
- Creampie
- Penis In Vagina Sex
- Crushes
Summary

Sci has a special medical room, and is surprised when his crush is in it!

Series
- Part 3 of Yastaghr's Kinktober 2020
Language:

English

Words:

908

Chapters:

1/1

Comments:

5

Kudos:

148

Bookmarks:

6

Hits:

4,192
Kinktober 2020 - Day 4: Incest (Fontfest, NSFW) DUBCON by yastaghr

Fandoms: Undertale (Video Game)
04 Oct 2020
Tags
- Rape/Non-Con
- Papyrus/Sans (Undertale)
- Papyrus (Undertale)
- Sans (Undertale)
- W. D. Gaster
- Incest
- Sibling Incest
- Parent/Child Incest
- Extremely Dubious Consent
- Dubious Science
- Claiming Bites
- Claiming
- Exhibitionism
- First Time
- Penis In Vagina Sex
- Ecto-Penis (Undertale)
- Ecto-Vagina (Undertale)
- Ecto-Genitalia (Undertale)
- Kinktober
- Kinktober 2020
Summary

S4N5 is just an experiment to his father now. But what about to his brother?

Series
- Part 4 of Yastaghr's Kinktober 2020
Language:

English

Words:

950

Chapters:

1/1

Comments:

4

Kudos:

99

Bookmarks:

3

Hits:

4,760
Kinktober 2020 - DAY 5: Double Penetration in Two Holes (Bad Sans Poly/Blue, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
05 Oct 2020
Tags
- No Archive Warnings Apply
- Sans/Sans (Undertale)
- Nightmare Sans
- Cross sans
- slayer sans
- Killer Sans - Character
- horror sans
- Underswap Sans - Character
- Sans (Undertale)
- Caring Dreamtale Nightmare Sans (Undertale)
- Dreamtale Nightmare Sans (Undertale)
- Crosstale Sans (Undertale)
- Alternate Universe - Crosstale | XTale (Undertale)
- slayer sans - Freeform
- Killer Sans (Undertale)
- Alternate Universe - Horrortale (Undertale)
- Horrortale Sans (Undertale)
- Alternate Universe - Underswap (Undertale)
- Underswap Sans (Undertale)
- bad sans poly - Freeform
- Sanscest - Freeform
- Nightmares gang
- Alpha/Beta/Omega Dynamics
- Knotting
- Oral Knotting
- Oral Sex
- Anal Sex
- Breast Fucking
- Penis In Vagina Sex
- Ecto-Penis (Undertale)
- Ecto-Vagina (Undertale)
- Ecto-Breasts (Undertale)
- Ecto-Genitalia (Undertale)
- Ecto-Body (Undertale)
- Mating Cycles/In Heat
- Pack Dynamics
- Pack Bonding
- Puns & Word Play
Summary

Blue, an Omega, is thoroughly welcomed and claimed by his new pack, the Bad Sanses.

(( Note: this is a continuation of This work, specifically chapter twenty. ))

Series
- Part 5 of Yastaghr's Kinktober 2020
Language:

English

Words:

1,802

Chapters:

1/1

Comments:

10

Kudos:

391

Bookmarks:

20

Hits:

10,373
Kinktober 2020 - Day 6: Sensory Deprivation (Crossmare, Hurt/Comfort, SFW) by yastaghr

Fandoms: Undertale (Video Game)
06 Oct 2020
Tags
- Graphic Depictions Of Violence
- Sans/Sans (Undertale)
- Crossmare
- Cross sans
- Nightmare Sans
- Ink Sans
- Error Sans
- Sans (Undertale)
- Crossmare - Freeform
- Crosstale Sans/Dreamtale Nightmare Sans (Undertale)
- Poor Crosstale Sans (Undertale)
- Crosstale Sans (Undertale)
- Alternate Universe - Crosstale | XTale (Undertale)
- Dreamtale Nightmare Sans (Undertale)
- Caring Dreamtale Nightmare Sans (Undertale)
- Protective Dreamtale Nightmare Sans (Undertale)
- bad ink
- Inktale Sans (Undertale)
- Alternate Universe - Inktale (Undertale)
- Alternate Universe - Errortale (Undertale)
- Errortale Sans (Undertale)
- Autophobia
- fear of being alone
- Sensory Deprivation
- Angst and Hurt/Comfort
- Blood
- No Smut
- Psychological Torture
Summary

Cross has autophobia, and sensory deprivation is just about the worst torture you could make for him.

Series
- Part 6 of Yastaghr's Kinktober 2020
Language:

English

Words:

593

Chapters:

1/1

Comments:

10

Kudos:

434

Bookmarks:

41

Hits:

6,680
Kinktober 2020 - Day 7: Breeding (DestructiveDeath, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
07 Oct 2020
Tags
- No Archive Warnings Apply
- Sans/Sans (Undertale)
- Reapertale Sans
- Errortale Sans
- Sans (Undertale)
- Alternate Universe - Reapertale (Undertale)
- Reapertale Sans (Undertale)
- Errortale Sans/Reapertale Sans (Undertale)
- Alternate Universe - Errortale (Undertale)
- Errortale Sans (Undertale)
- Sub Errortale Sans (Undertale)
- Kinktober 2020
- Kinktober
- Breeding
- Creampie
- Error is Geno
- Rough Sex
- Light Dom/sub
- Multiple Orgasms
- Come Inflation
Summary

Reaper woos Error into carrying his children once again.

Series
- Part 7 of Yastaghr's Kinktober 2020
Language:

English

Words:

779

Chapters:

1/1

Comments:

8

Kudos:

616

Bookmarks:

47

Hits:

15,815
Kinktober 2020 - Day 8: Casting Couch (US!Toriel/Stretch, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
08 Oct 2020
Tags
- No Archive Warnings Apply
- Papyrus/Toriel (Undertale)
- Toriel (Undertale)
- Papyrus (Undertale)
- Alternate Universe - Underswap (Undertale)
- Underswap Papyrus (Undertale)
- Underswap Toriel (Undertale)
- Papriel - Freeform
- Kinktober
- Kinktober 2020
- Smut
- Couch Sex
- Casting Couch
- First Time
- Loss of Virginity
- Creampie
- Large Cock
- Ecto-Penis (Undertale)
- Ecto-Vagina (Undertale)
Summary

Stretch couldn't be more eager to get this job. But what exactly does it entail?

Series
- Part 8 of Yastaghr's Kinktober 2020
- Part 4 of Underswap #832
Language:

English

Words:

858

Chapters:

1/1

Comments:

8

Kudos:

47

Bookmarks:

1

Hits:

3,148
Kinktober 2020 - Day 9: Selfcest (PoisonBerry, SFW, Angst) by yastaghr

Fandoms: Undertale (Video Game)
09 Oct 2020
Tags
- No Archive Warnings Apply
- Sans/Sans (Undertale)
- Sans (Undertale)
- Alternate Universe - Swapfell (Undertale)
- Swapfell Sans (Undertale)
- Alternate Universe - Underswap (Undertale)
- Underswap Sans (Undertale)
- underswap sand/swapfell sans
- Poisonberry - Freeform
- Sanscest - Freeform
- No Smut
- Angst
- Undertale Saves and Resets
- Dancing
- Selfcest
Summary

Blue and Razz are finally safe and happy on the Surface.

Series
- Part 9 of Yastaghr's Kinktober 2020
- Part 5 of Underswap #832
Language:

English

Words:

522

Chapters:

1/1

Comments:

4

Kudos:

54

Bookmarks:

1

Hits:

2,196
Kinktober 2020 - Day 10: Somnophilia (Fell Sansby, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
10 Oct 2020
Tags
- No Archive Warnings Apply
- Grillby/Sans (Undertale)
- Sans/Snowdin Residents (Undertale)
- Sans (Undertale)
- Grillby (Undertale)
- Grillby Regular(s) (Undertale)
- Dogamy (Undertale)
- Dogaressa (Undertale)
- Consensual Somnophilia
- Somnophilia
- Prostitution
- Penis In Vagina Sex
- Ecto-Vagina (Undertale)
- Ecto-Genitalia (Undertale)
- Smut
- Auction
- Alternate Universe - Underfell (Undertale)
- Underfell Sans (Undertale)
- Underfell Grillby (Undertale)
- underfell sansby - Freeform
- sansby - Freeform
- Creampie
- Kinktober
- Kinktober 2020
Summary

Fellby is excited for Red to finally pay off his debt.

Series
- Part 10 of Yastaghr's Kinktober 2020
Language:

English

Words:

435

Chapters:

1/1

Comments:

4

Kudos:

109

Bookmarks:

2

Hits:

3,903
Kinktober 2020 - Day 11: Temperature Play (Swapcest, SFW, DUBCON/NONCON) by yastaghr

Fandoms: Undertale (Video Game)
11 Oct 2020
Tags
- Graphic Depictions Of Violence
- Papyrus/Sans (Undertale)
- Sans (Undertale)
- Papyrus (Undertale)
- Alternate Universe - Underswap (Undertale)
- Underswap Papyrus (Undertale)
- Underswap Sans (Undertale)
- Underswap Papyrus/Underswap Sans (Undertale)
- Abuse
- Emotional/Psychological Abuse
- Physical Abuse
- No Smut
- Hurt No Comfort
- Temperature Play
- Non-Consensual Body Modification
- Non-Consensual Violence
- Unethical Experimentation
- Underswap Toriel (Undertale)
- Poor Sans (Undertale)
- Domestic Violence
- Dead Dove: Do Not Eat
- Alternate Universe - Bad Bro (Undertale)
Summary

Stretch hears that skeletons don't handle rapid changes in extreme, accustomed temperature well and decides to test it out on Blue.
NON/DUB-CON EXPERIMENTATION

Series
- Part 11 of Yastaghr's Kinktober 2020
- Part 6 of Underswap #832
Language:

English

Words:

676

Chapters:

1/1

Comments:

4

Kudos:

70

Bookmarks:

3

Hits:

2,833
Kinktober 2020 - Day 12: Dacryphilia (Brotherly Fell Bros, SFW) by yastaghr

Fandoms: Undertale (Video Game)
12 Oct 2020
Tags
- Graphic Depictions Of Violence
- Papyrus & Sans (Undertale)
- Brotherly
- Sans (Undertale)
- Papyrus (Undertale)
- Alternate Universe - Underfell (Undertale)
- Underfell Sans (Undertale)
- Underfell Papyrus (Undertale)
- Brotherly Affection
- Self-Harm
- Crying
- Men Crying
- Depression
- Recovery
- Relapsing
- Dacryphilia
- Bad Puns
Summary

Edge may have relapsed, but Red is still so proud of him for finally crying.

Series
- Part 12 of Yastaghr's Kinktober 2020
Language:

English

Words:

583

Chapters:

1/1

Comments:

3

Kudos:

111

Bookmarks:

4

Hits:

1,666
Kinktober 2020 - Day 13: Frottage (Grillster, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
14 Oct 2020
Tags
- No Archive Warnings Apply
- W. D. Gaster/Grillby
- W. D. Gaster
- Grillby (Undertale)
- Grillby Regular(s) (Undertale)
- Grillster
- Frottage
- Semi-Public Sex
- Claiming Bites
- Claiming
- Mental Link
- Soul Bond
- Mating Cycles/In Heat
- Breeding
- Past Character Death
- Sleep Deprivation
- Scientist W. D. Gaster
- Pre-Accident W. D. Gaster
- Kinktober
- Kinktober 2020
- Smut
Summary

Gaster has been forced to take a break he doesn't want. But will he get something he does want out of it?

Series
- Part 13 of Yastaghr's Kinktober 2020
Language:

English

Words:

630

Chapters:

1/1

Comments:

2

Kudos:

182

Bookmarks:

10

Hits:

4,457
Kinktober 2020 - Day 14: Collaring (Fell Doggo/ Fell Sans, SFW) by yastaghr

Fandoms: Undertale (Video Game)
14 Oct 2020
Tags
- No Archive Warnings Apply
- Doggo/Sans (Undertale)
- Doggo (Undertale)
- Sans (Undertale)
- Alternate Universe - Underfell (Undertale)
- Underfell Sans (Undertale)
- Underfell Doggo (Undertale)
- Mpreg
- Mating Cycles/In Heat
- No Smut
- Collars
- Collaring Ceremony
- proposal
- Magic
- Soul Bond
Summary

Doggo wishes he could have done things properly, but better late than never.

Continued from here: https://archiveofourown.org/works/16180838/chapters/38561834

Series
- Part 14 of Yastaghr's Kinktober 2020
Language:

English

Words:

593

Chapters:

1/1

Comments:

6

Kudos:

70

Bookmarks:

5

Hits:

2,191
Kinktober 2020 - Day 15: Prostitution (Errotic (Error/Lust), SFW) DUBCON by yastaghr

Fandoms: Undertale (Video Game)
15 Oct 2020
Tags
- No Archive Warnings Apply
- Sans/Sans (Undertale)
- Sans (Undertale)
- Error Sans
- Lust Sans
- W. D. Gaster
- Alternate Universe - Underlust (Undertale)
- Underlust Sans (Undertale)
- Alternate Universe - Errortale (Undertale)
- Errortale Sans (Undertale)
- Sex Repulsion
- Crochet
- Undernovela
- Implied/Referenced Underage Prostitution
- Prostitution
- Forced Prostitution
- Escort Service
- No Smut
- errotic - Freeform
- Queerplatonic Relationships
Summary

Lust doesn't get much choice in who buys his time, but this Error guy doesn't seem too bad.

Series
- Part 15 of Yastaghr's Kinktober 2020
- Part 1 of Lust and his Favorite Career as a Translator
Language:

English

Words:

539

Chapters:

1/1

Comments:

22

Kudos:

350

Bookmarks:

22

Hits:

3,592
Kinktober 2020 - Day 16: Fucking Machine (Alphyne, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
16 Oct 2020
Tags
- No Archive Warnings Apply
- Alphys/Undyne (Undertale)
- Alphys (Undertale)
- Undyne (Undertale)
- Bad BDSM Etiquette
- Fucking Machines
- Dildos
- Overstimulation
- Alphys/Undyne-centric (Undertale)
- Established Alphys/Undyne (Undertale)
- Kinktober
- Kinktober 2020
- Smut
Summary

((Warning: Bad BDSM Etiquette))
Alphys has built and tested a sex machine for Undyne!

Series
- Part 16 of Yastaghr's Kinktober 2020
Language:

English

Words:

569

Chapters:

1/1

Comments:

2

Kudos:

64

Bookmarks:

2

Hits:

4,185
Kinktober 2020 - Day 17: Threesome (Dream/Blue/Ink, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
17 Oct 2020
Tags
- No Archive Warnings Apply
- Sans/Sans (Undertale)
- Sans (Undertale)
- Ink Sans
- Dream Sans
- Underswap Sans - Character
- Alternate Universe - Inktale (Undertale)
- Inktale Sans (Undertale)
- Alternate Universe - Dreamtale (Undertale)
- Dreamtale Sans | Dream (Undertale)
- Star Sans Poly - Freeform
- good sans poly
- blue/dream/ink
- Soulless Inktale Sans (Undertale)
- Inktale Sans Being an Idiot (Undertale)
- chaotic inktale sans
- Punishment
- Oral Sex
- Cunnilingus
- Multiple Orgasms
- dom dreamtale sans
- Ecto-Vagina (Undertale)
- Ecto-Tongue (Undertale)
- Aftercare
- Bath Sex
- Kinktober
- Kinktober 2020
- Threesome - M/M/M
Summary

Ink agreed a long time ago to Dream's "orgasms as punishment" idea. Now if only he could remember what he did wrong this time.

Series
- Part 17 of Yastaghr's Kinktober 2020
Language:

English

Words:

555

Chapters:

1/1

Comments:

13

Kudos:

383

Bookmarks:

20

Hits:

7,660
Kinktober 2020 - Day 18: Humiliation (SpicyKustardPuff with familial Dadster, SFW) by yastaghr

Fandoms: Undertale (Video Game)
18 Oct 2020
Tags
- No Archive Warnings Apply
- Papyrus/Sans (Undertale)
- Papyrus/Papyrus (Undertale)
- Sans/Sans (Undertale)
- W. D. Gaster
- Papyrus (Undertale)
- Sans (Undertale)
- Underfell Sans (Undertale)
- Underfell Papyrus (Undertale)
- Alternate Universe - Underfell (Undertale)
- Sans/Underfell Sans (Undertale)
- Underfell Papyrus/Underfell Sans (Undertale)
- Sans/Underfell Papyrus/Underfell Sans (Undertale)
- Papyrus/Underfell Sans (Undertale)
- Sans/Underfell Papyrus (Undertale)
- papyrus/underfell papyrus
- Foursome - M/M/M/M
- Kissing
- No Smut
- Humiliation
- Sort Of
- Good W. D. Gaster
- Parent W. D. Gaster
- Scientist W. D. Gaster
- Kinktober
- Kinktober 2020
Summary

Dadster returns to find his family in a... humiliating situation.

Series
- Part 18 of Yastaghr's Kinktober 2020
Language:

English

Words:

593

Chapters:

1/1

Comments:

15

Kudos:

76

Bookmarks:

4

Hits:

2,085
Kinktober 2020 - Day 19: Cockwarming (Sansgore, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
19 Oct 2020
Tags
- No Archive Warnings Apply
- Asgore Dreemurr/Sans
- Asgore Dreemurr
- Sans (Undertale)
- Sansgore
- Cockwarming
- Teasing
- Lap Sex
- Dom/sub Undertones
- Pre-Canon
- Kinktober
- Kinktober 2020
Summary

Asgore arrives at his boyfriend's house in the coldest way. How will he warm up?

Series
- Part 19 of Yastaghr's Kinktober 2020
Language:

English

Words:

532

Chapters:

1/1

Comments:

6

Kudos:

139

Bookmarks:

9

Hits:

4,735
Kinktober 2020 - Day 20: Noncon (Cross/Ink, NSFW) by yastaghr

Fandoms: Undertale (Video Game)
20 Oct 2020
Tags
- No Archive Warnings Apply
- Rape/Non-Con
- Sans/Sans (Undertale)
- Crosstale Sans
- Inktale Sans - Character
- Sans (Undertale)
- Crosstale Sans/Inktale Sans (Undertale)
- Poor Crosstale Sans (Undertale)
- Crosstale Sans (Undertale)
- Alternate Universe - Crosstale | XTale (Undertale)
- Alternate Universe - Inktale (Undertale)
- Inktale Sans (Undertale)
- Inktale Sans is a Jerk (Undertale)
- Rape
- First Time
- Loss of Innocence
- Impregnation
- Non-Consensual Drug Use
- Aphrodisiacs
- Penis In Vagina Sex
- Loss of Virginity
- Dacryphilia
Summary

Ink has a great (terrible) idea. Cross didn't really have a choice.\
NONCON

Series
- Part 20 of Yastaghr's Kinktober 2020
Language:

English

Words:

604

Chapters:

1/1

Comments:

8

Kudos:

157

Bookmarks:

12

Hits:

5,776

Yastaghr's Kinktober 2020

Series Metadata

Listing Series

Pages Navigation

Kinktober 2020 - Day 1: Knifeplay (Killer/Cross, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 2: Micro (Sansy!bitty/Gaster, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 3: Medical Play (Scifell, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 4: Incest (Fontfest, NSFW) DUBCON by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - DAY 5: Double Penetration in Two Holes (Bad Sans Poly/Blue, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 6: Sensory Deprivation (Crossmare, Hurt/Comfort, SFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 7: Breeding (DestructiveDeath, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 8: Casting Couch (US!Toriel/Stretch, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 9: Selfcest (PoisonBerry, SFW, Angst) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 10: Somnophilia (Fell Sansby, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 11: Temperature Play (Swapcest, SFW, DUBCON/NONCON) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 12: Dacryphilia (Brotherly Fell Bros, SFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 13: Frottage (Grillster, NSFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 14: Collaring (Fell Doggo/ Fell Sans, SFW) by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 15: Prostitution (Errotic (Error/Lust), SFW) DUBCON by yastaghr

Fandoms: Undertale (Video Game)

Tags

Summary

Series

Kinktober 2020 - Day 16: Fucking Machine (Alphyne, NSFW) by yastaghr