Here's a list of fics I wrote last month for holiday events in the Merlin fandom. Some of them are not Christmas-themed. There are three which are not Merlin/Arthur: Gwen/Morgana, Morgana/Sophia, and Arthur/Leon. These are all modern non-magical AUs.
Word count: 2409
Summary: Arthur and Merlin meet while on the way to spend Christmas with their families.
Word count: 1313
Rating: very light R (for implied sex)
Summary: Arthur and Leon are very much in love, but they're spending Christmas apart. When they open up to each other, they grow even closer.
Word count: 4968
Summary: On behalf of his nephew, Mordred, Arthur sets off on a quest to the local animal shelter.
Word count: 2,222
Rating: light R (for implied sex)
Summary: Everyone insists that Morgana has a crush on her sports rival, Sophia. It's annoying.
Word count: 1,391
Summary: Merlin's overabundance of Christmas cheer helps improve the strained relationship between Arthur and Uther.
Word count: 449
Summary: Even after three years together, Arthur and Merlin rarely say exactly what they mean. (Fluff and banter)
Word count: 2992
Summary: Gwen discovers a secret about Morgana.
Word count: 2380
Summary: On Christmas Eve, Merlin has a couple of surprises for Arthur and their daughter.
And here are two songs on the topic of Dulcinea (the title of my most recent fic):
"Dulcinea" from Man of La Mancha, the musical version of Don Quixote:
"Dulcinea" by the darkwave band Black Tape for a Blue Girl: