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1. A Supernatural Marvel by Supergirlnerd

   Fandoms: Supernatural, Marvel Cinematic Universe, The Avengers (Marvel Movies), The Avengers (Marvel) - All Media Types  

   • Mature
   • No Archive Warnings Apply
   • F/M
   • Complete Work

   24 Aug 2020

   Tags

   • No Archive Warnings Apply
   • Dean Winchester/You
   • Steve Rogers/Reader
   • James "Bucky" Barnes/Reader
   • Dean Winchester/Reader
   • Natasha Romanov/Sam Winchester
   • Reader
   • Natasha Romanov (Marvel)
   • Nick Fury
   • Dean Winchester
   • Sam Winchester
   • Castiel (Supernatural)
   • James "Bucky" Barnes
   • Tony Stark
   • Avengers Team (MCU)
   • Other Avengers
   • SHIELD Agents & Staff
   • Original Characters
   • Original Female Character(s)
   • Supernatural (TV) Character(s)
   • Explicit Sexual Content
   • Sexual Content
   • Implied Sexual Content
   • Smut
   • Fluff and Smut
   • Angst
   • Happy Ending
   • So Wrong It's Right
   • Vaginal Sex
   • Semi-Public Sex
   • Oral Sex
   • Shameless Smut
   • Jealousy
   • Size Kink
   • Dean Winchester/Female Reader
   • Post-Serum Steve Rogers
   • Steve Rogers Feels
   • Winter Soldier Bucky Barnes
   • Bucky Barnes's Metal Arm
   • Dean Winchester Feels
   • Female Friendship
   • Strong Female Characters
   • Reader-Insert
   • Mild Language
   • Oral Fixation
   • Vaginal Fingering
   • Penis In Vagina Sex
   • Rough Sex
   • Drunk Sex
   • Protective Dean Winchester
   • Protective Bucky Barnes
   • Protective Steve Rogers
   • Dom/sub Undertones
   • Dirty Talk
   • Multiple Pairings
   • Multiple Partners
   • Alternate Universe
   • Explicit Language
   • POV Female Character
   • Demon Bucky Barnes
   • Cliffhangers
   • Nomad Steve Rogers
   • Dom Steve Rogers
   • Dom Dean Winchester
   • Light Dom/sub
   • Dom Bucky Barnes
   • Avenger Reader (Marvel)
   • Anxiety
   • Reader-Interactive
   • Alternate Universe - Supernatural Elements
   • Bearded Steve Rogers
   • Threesome - F/M/M

   Summary

   You're an agent of SHIELD and your best friend is Natasha. She trained you to be just like her, so when Fury needed help to bring some people in, he knew just the 2 that could help.

   Beginning of Supernatural set in season 5, will go to the future in next chapters. Captain America starts out in Winter Soldier. In this universe the Supernatural and Avengers universe's are the same.

   Language:

   English

   Words:

   83,937

   Chapters:

   29/29

   Collections:

   3

   Comments:

   34

   Kudos:

   183

   Bookmarks:

   53

   Hits:

   9,367