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The Magnus Archives fanfiction recommendations

Included is the summary, completion status, chapter count, major ships, and word count. I really love all the fanfics here and I hope you find something nice here!

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fool me, fool me by orphan_account

(Finished, 10/10 chapters, Jonathan Sims/Gerard Keay, word count: 27,490)

Summary: jonathan sims: Remember when you said you’d do anything for me? Like, you meant it as a joke and you were sloshed out of your mind and i get that but you did say it? did you mean that?

gdelano: uh

gdelano: ...what happened?

jonathan sims: A LOT :(
See the Line where the Sky meets the Sea by The_Floating_World

(Finished, 7/7 chapters, Martin Blackwood/Jonathan Sims, Jonathan Sims/Oliver Banks, word count: 59,336)

Summary: When Jon is a child he looks into the infinite abyss of space. The Vast looks back into him.
Wonderful! by merperson1

(Finished, 8/8 chapters, Martin Blackwood/Jonathan Sims, word count: 12,875)

Summary: Somewhere Else, Jon and Martin have decided to host a weekly podcast discussing wonderful things and are Very Married while they do so.
Blood and Quiet by PitViperOfDoom

(Finished, 1/1 chapters, no major ship, word count: 4,303)

Summary: The forest belongs to her, the deadliest of the gods, the Hunter herself. But someone has to answer the prayers of the things she chases.

These are his woods, too.
Sunday Mornings at Pinhole Books by SupposedToBeWriting

(Finished, 2/2 chapters, no major ship, word count: 6,374)

Summary: A brief examination of a perfectly normal Sunday at Pinhole Books, staffed by Eric, Gerry, Agnes, and Nobody Delano, and how their lives intertwined. They have an associate position open that they're hoping to fill, but only odd birds can work at Pinhole Books. It's practically a law.
for a firament series by supaslim

(Finished series. 2 finished works, Martin Blackwood/Jonathan Sims, word count: 31,346)

Summary: There is beauty in destruction. There is art in becoming.

In which Jon becomes the Archive, and the Archive becomes Jon.
Sing a Song of Sixpence by Kaiel

(Unfinished, last updated 2024, 46/? chapters, Martin Blackwood/Jonathan Sims, word count: 121,089)

Summary: In which Jonathan Sims is a Siren, and he fails to notice any new abilities granted to him by the position of Archivist. Or really anything about the Entities at all.

Takes place in season 1 featuring Jonah Magnus’s slow decent into madness
the storm's all around, no port to be found by chlodobird

(Finished, 4/4 chapters, no major ship, word count: 16,034)

Summary: In a world where magic abounds, Jonathan Sims wraps himself in his pelt every day before he goes to work. Unfortunately, when he begins working for the Magnus Institute, a watcher notices and catalogues the weak point. His time in the Archives is a desperate search for knowledge and answers, but he hides his coat and thinks it's safe. He forgets that the patron he serves is dedicated to laying secrets bare.

Or: Magical realism babyyyy!!!! bc what conflicts CAN'T be solved with the introduction of magic??? (Answer: The conflicts that having magic creates)
indoctrinated homecoming by faedemon

(Finished, 2/2 chapters, no major ship, word count: 3,970)

Summary: out in the woods there’s a summer camp, and nobody sends their kids there, of course. it’s not advertised and no one knows its name and there are no humans to staff it. barely anyone even knows it’s there.

kids arrive anyway. they stay the summer. they hike. they canoe. they do all the stupid things young kids do, and then they do other things. things that would be wrong and incomprehensible if this hadn’t become their summer normal so young, if they hadn’t been coming here for years. if this, if they, if only.
Jon, Georgie and Gerry burn things and run series by ThisCat

(Unfinished series, last updated 2024, 5 finished works, Georgie Barker/Jonathan Sims, word count: 33,688)

Summary: A chance encounter leads to an unlikely friendship. Most of the supernatural community will not know what hit them.