History Creator / MercedesLackey

* ''If I Pay Thee Not in Gold'', co-written by PiersAnthony, about a world whose magic powers change hands every several generations, just long enough for most people to forget that society was ever different. Those with the magic of course make the rules, and in the heroine's country it's in the hands of women, hence a matriarchal society where most men are slaves. There are other magical races as well, including a race of "demons" who [[GenderBender change gender]] when they have sex, and die if their partner is unfaithful.

* ''If I Pay Thee Not in Gold'', co-written by PiersAnthony, about a world whose magic powers change hands every few generations, just long enough for most people to forget that society was ever different. Those with the magic of course make the rules, and in the heroine's country it's in the hands of women, hence a matriarchal society where most men are slaves. There are other magical races as well, including a race of "demons" who [[GenderBender change gender]] when they have sex, and die if their partner is unfaithful.

** ''Literature/FirebirdLackey''

* ''Literature/TheObsidianTrilogy'', a fantasy trilogy done in conjunction with James Mallory about a coming war with demons. Later they released ''Literature/TheEnduringFlameTrilogy'', set a thousand years later. Currently they are writing the ''Literature/DragonProphecyTriology'', about Elven Queen Vielissiar Faricarnon, mentioned in the previous trilogies as the first to face demons in battle and bond with a dragon. The first book is the only one out so far.

She is also an avid player of ''CityOfHeroes'', devoting a lot of time and effort to saving the game from cancellation.

* ''Literature/TheHalfbloodChronicles'' (with Creator/AndreNorton), a fantasy trilogy.

* ''TheShipWho Searched'' (with Creator/{{Anne McCaffrey}})

* ''Literature/TheHalfbloodChronicles'' (with AndreNorton), a fantasy trilogy.

* ''TheShipWho Searched'' (with {{Anne McCaffrey}})

* ''BardicVoices'', a fantasy series about a group called "The Free [[TheBard Bards]]," essentially the non-union alternative to their world's Bardic Guild; some of them also have MagicMusic. This was based on her writing the novelization of the original ''[[TheBardsTaleTrilogy Bard's Tale]]'' video game; she wanted to expand on the MagicMusic idea.

* ''TheHalfbloodChronicles'' (with AndreNorton), a fantasy trilogy.

* ''{{Gwenhwyfar}}: The White Spirit'': her take on Arthurian legend, told from the perspective of Arthur's queen.

* The ''DragonJousters'' novels: A series involving a new world based on Bronze Age Egypt, where persons who can tame and ride the wild dragons of the land are sort of the ultimate weapon. The main character is a dragon tamer named Kiron (AKA Vetch). Novels in this series:

* ''Literature/TheObsidianTrilogy'', a fantasy trilogy done in conjunction with James Mallory about a coming war with demons. Later they released ''Literature/TheEnduringFlameTrilogy'', set a thousand years later.

* The ''HeirsOfAlexandria'', a HistoricalFantasy series with EricFlint and DavidFreer.

** ''Literature/TheFirebird''

* Several retellings of not-in-the-common-lexicon mythological stories.

* ''ShadowGrail'' series with Rosemary Edghill, about Spirit White, a teenager who has lost her family in an accident and is sent to Oakhurst Academy, where all the students have magical powers.

* ''Bardic Voices'', a fantasy series about a group called "The Free [[TheBard Bards]]," essentially the non-union alternative to their world's Bardic Guild; some of them also have MagicMusic. This was based on her writing the novelization of the original ''[[TheBardsTaleTrilogy Bard's Tale]]'' video game; she wanted to expand on the MagicMusic idea.

* Several Albums of music, mostly inspired by Valdemar:

Author of fantasy and UrbanFantasy literature. And [[FilkSong filk singer]]. Started out as a {{fanfic}} writer.

* ''Literature/TheObsidianTrilogy'', a fantasy trilogy done in conjunction with James Mallory about a coming war with demons. Later they released ''The Enduring Flame Trilogy'', set a thousand years later.

She is also an avid player of ''CityOfHeroes''.

* ''ShadowGrail'' series with RosemaryEdghill, about Spirit White, a teenager who has lost her family in an accident and is sent to Oakhurst Academy, where all the students have magical powers.

* ''TalesOfTheFiveHundredKingdoms'', a romantic series set in a world governed by the [[TheoryOfNarrativeCausality Tradition]], a magical force that causes certain people's lives to follow folkloric motifs (Cinderella, Snow White, etc.) Much of the humor and conflict arises from the fact that the protagonists are often [[GenreSavvy aware of the Tradition]], and the truly skilled can deliberately invoke whichever tale or aspect of a tale will help them out of a tight spot.

* ''ElementalMasters'' series, about hidden mages in post-Victorian England (with one set in California). These are based somewhat loosely on fairy tales.

** ''The Firebird''