Fullmetal Alchemist and Kimetsu no Yaiba/鬼滅の刃
Crossovers
The Fire in Their Eyes by RickHammersteel
A side-story to Heart of Fullmetal. Roy Mustang notices a common theme among himself and two boys he meets,
Rated: T - English - Chapters: 1 - Words: 1,658 - Favs: 1 - Published: 3/18 - Edward E., Roy M., Tanjirou K. - Complete
Demon Slayer: Heart of Fullmetal by RickHammersteel reviews
In one world, two brothers journey to fix themselves. In another, a pair of siblings must find a way to restore the sister's humanity. After an encounter with a mysterious woman, the two pairs of siblings find themselves lost in a world that seems much like their own.
Rated: T - English - Adventure/Fantasy - Chapters: 4 - Words: 27,341 - Reviews: 2 - Favs: 22 - Follows: 26 - Updated: 2/7 - Published: 9/26/2022 - Alphonse E., Edward E., Tanjirou K., Nezuko K.
Demon Slayer:Heart of Fullmetal: Team Mustang by RickHammersteel
A companion piece to Heart of Fullmetal. The tale of how Roy Mustang gathered his most trusted men.
Rated: T - English - Drama - Chapters: 8 - Words: 7,864 - Favs: 3 - Follows: 1 - Updated: 1/29 - Published: 1/6 - Riza H., Roy M., Giyuu T., Shinobu K. - Complete