
13 is the finale novel in Women of the Otherworld series by Kelley Armstrong. It was published in 2012 by Orbit.

Alif the Unseen is a 2012 cyberpunk fantasy novel by American writer G. Willow Wilson. In the novel, a Middle Eastern hacker named Alif discovers a book of djinn tales which may lead to a new age of quantum computing. The novel won the 2013 World Fantasy Award for Best Novel.

Arcade Catastrophe is a children's fantasy novel written by American author Brandon Mull. It was published by Shadow Mountain Publishing on January 1, 2012. It is the sequel to the 2007 novel The Candy Shop War.

Artemis Fowl and the Last Guardian, known in America as Artemis Fowl: The Last Guardian is the eighth and final novel in Eoin Colfer's Artemis Fowl series. Colfer had previously alluded to the novel being the final entry when he stated that the previous book, The Atlantis Complex, was the penultimate in the series. The Last Guardian was released 10 July 2012 by Viking Press and Disney Hyperion. The novel received generally positive reviews, winning the award for the 2012 Senior Irish Children's Book of the Year.

The Bane of Yoto is a thirteen-time award-winning science-fantasy novel by Josh Viola (creator) and Nicholas Karpuk, first published in June 2012 by music label FiXT Music owned by electronic rocker Klayton of Celldweller.

Beautiful Redemption is a 2012 young adult novel by Kami Garcia and Margaret Stohl and the final book in the Caster Chronicles series. The book was released on October 23, 2012 by Little, Brown and Company and focuses on Lena's attempts to bring Ethan back from the dead and deal with the aftermath of his death.

Boneland is a 2012 novel by Alan Garner, a sequel to The Weirdstone of Brisingamen and The Moon of Gomrath. The boy Colin from the earlier novels is now an adult, still living near the top of Alderley Edge but now a Professor working at the nearby Jodrell Bank Observatory. His solitary home is a kit-built hut in a quarry. He has a form of amnesia which means he remembers nothing from before the age of 13, including his twin sister and his childhood adventures. He visits a psychotherapist and the gradual uncovering of his past forms the main story.

Charon's Claw is a novel set in the Forgotten Realms campaign world by R. A. Salvatore released on August 7, 2012. This is the third book in the Neverwinter Saga and follows the adventure of Drizzt Do'Urden and Dahlia. The resurrected Artemis Entreri also joins the team. This story is set days after the events of Neverwinter and brings back returning characters while introducing new ones.

City of Lost Souls is the fifth book in The Mortal Instruments series by Cassandra Clare. City of Lost Souls was released on May 8, 2012 and was followed by the sixth and final book in the series, City of Heavenly Fire in 2014.

A Confusion of Princes is a young adult novel written as a standalone space opera by author Garth Nix. The book was published on May 15, 2012 by HarperCollins.

Crewel is a 2012 young adult dystopian fantasy novel by Gennifer Albin. The book is Albin's debut novel and is the first entry in her Crewel World trilogy. Crewel was released on October 16, 2012 by Farrar, Straus and Giroux and follows a young girl in a dystopian society that is pulled from her family due to her ability as a Spinster to manipulate the world via weaving. Albin stated that she came up with the idea of using the term "Spinsters" while comparing the term for old maids with that of the usage of the term to describe someone who spins wool. The following book in the series, Altered, was released on October 29, 2013.

A Crown Imperilled is a fantasy novel by American writer Raymond E. Feist, the second in The Chaoswar Saga trilogy, which is the final saga in The Riftwar Cycle. The novel was released on January 30, 2012.

Days of Blood and Starlight is a young adult fantasy novel written by Laini Taylor. It was published in November 2012 by Hachette Book Group, an imprint of Little, Brown and Company. The book is the second in a trilogy, preceded by Daughter of Smoke and Bone and followed by Dreams of Gods and Monsters.

Deadlocked is a 2012 urban fantasy novel by American author Charlaine Harris and is the twelfth and penultimate book in her The Southern Vampire Mysteries. The book was released on May 1, 2012 by Ace Books.

The Drowned Vault is a 2012 fantasy novel written by N.D. Wilson. It is the second installment in the Ashtown Burials series, and a sequel to The Dragon's Tooth.

Fire is the second part of the Engelsfors trilogy by Mats Strandberg and Sara Bergmark Elfgren and the sequel to Cirkeln. It takes place about 10 weeks after the events of the first novel. It follows the same fantasy like the first and further develops themes of horror fiction, psychological realism and an unreliable narrator(s). The plot also makes analogies to the effects of global warming on Sweden's subarctic climate and the group behaviour dynamics of political, religious and ideological extremist groups.

Elminster Enraged is a fantasy novel by Ed Greenwood, set in the world of the Forgotten Realms, and based on the Dungeons & Dragons role-playing game. It is the eighth novel in "The Elminster Series". It was published in hardcover in August 2012.

The Enchantress: The Secrets of the Immortal Nicolas Flamel is the final novel in the six book series, The Secrets of the Immortal Nicholas Flamel. It was written by Irish author Michael Scott and was published by Random House Inc. on 22 May 2012 in the US, and by Doubleday Publishing an imprint of Random House UK on 24 May 2012 in the UK and Ireland.

The Golden Lily is a 2012 urban fantasy young adult novel by New York Times bestselling author Richelle Mead and is the second novel of the Bloodlines series. The book follows several teenaged students as they deal with forbidden romances, the Strigoi, and the supernatural in general.

Hollow Earth is the debut novel from sibling writing pair John Barrowman and Carole Barrowman which was published in the United Kingdom on 2 February 2012 by Buster Books.

Kissing Shakespeare is a debut novel of a former American teacher and librarian-turned-writer Pamela Mingle. It was published as a young adult literature book on August 14, 2012 by Delacorte Books. There are no records of William Shakespeare's life between his birth in 1564 to his arrival in London in 1590, although he was speculated to be a schoolteacher before becoming a playwright. Mingle's novel sets during what historians referred as Shakespeare's "lost years," using clues from the 1580s, to create a romantic fantasy centering on a love triangle composed of a contemporary teenage girl from the 21st century, a time traveler from the past, and William Shakespeare. Mingle remains true to the history and events of the era, revealing the challenges of living in a time of religious persecution and suppression of women.

The Mark of Athena is an American fantasy-adventure novel written by Rick Riordan, based on Greek and Roman mythology. It was published on October 2, 2012, and is the third book in The Heroes of Olympus series, a sequel of the Percy Jackson & the Olympians series. It is preceded by The Son of Neptune and followed by The House of Hades. The novel is narrated in third-person. It follows Greek demigods Annabeth Chase, Leo Valdez, Piper McLean, and Percy Jackson; and Roman demigods Jason Grace, Hazel Levesque, and Frank Zhang, finally united as prophesied in the "Prophecy of Seven." The narration switches between the points of view of Annabeth, Percy, Piper, and Leo.

Meʼma and the Great Mountain is a Weird West juvenile fiction novel by Lorin Morgan-Richards about an Indigenous girl named Meʼma who lives in an oppressed village called Sunken Creek. The primary antagonist in the story, Baron Von Nickle, commands his army to forcibly remove the villagers, leading Meʼma to flee but without the aid of her grandfather and wolf Bright Eye. Escaping the attack with only her dolls, Xetacu and Tchesue, Meʼma begins her journey bringing to focus her extraordinary ability to communicate with the spirit world. Along her path she confronts ghoulish characters, reacquaints with her wolf, and is carefully guided by unusual animals that try to help her overcome her fears and battle the Baron. The book includes a foreword by Oglala Lakota educator Corine Fairbanks who writes on the worldwide genocide of Indigenous people and the effects of industrialization, a common theme in Richards work.

New Watch is a fantasy novel by the Russian writer Sergei Lukyanenko.

Princess Academy: Palace of Stone is a fantasy novel by Shannon Hale published in 2012 by Bloomsbury USA. It is the sequel to Princess Academy, the first book in the series, and is followed by Princess Academy: The Forgotten Sisters. It continues the story of Miri Larendaughter as she visits the capital city of Asland to attend the Queen's Castle academy and the royal wedding. It is a New York Times best seller. It has been published in English, German, Russian, and Chinese.

Redwing is a children's fantasy novel by Canadian author Holly Bennett. It is a Library and Archives Canada Cataloguing in Publication, and is recommended for ages 12–18.

The Serpent's Shadow is a 2012 fantasy adventure novel based on Egyptian mythology written by American author Rick Riordan. It is the third and final novel in The Kane Chronicles series. It was published by Disney Hyperion on May 1, 2012.

Shadow and Bone is the first novel of the fantasy-adventure Grisha trilogy, written by American author Leigh Bardugo. Published on June 5, 2012, the novel is narrated by Alina Starkov, a teenage orphan who grows up in the Russia-inspired land of Ravka before her entire life changes after she unexpectedly harnesses a power she never knew she had in order to save her best friend.

Sky Dragons is a science fiction novel by the American-Irish author Anne McCaffrey and her son Todd McCaffrey in the Dragonriders of Pern series that she initiated in 1967. Published by Del Rey Ballantine and released July 2012, Sky Dragons is the sequel to Dragon's Time.

Throne of the Crescent Moon is a fantasy novel written by American writer Saladin Ahmed. It is the first book in The Crescent Moon Kingdoms series. The book was published by DAW Books in February 2012. The book was nominated for the 2013 Hugo Award for Best Novel, 2013 David Gemmell Morningstar Award for Best Fantasy Newcomer and the 2012 Nebula Award for Best Novel. It won the Locus Award for Best First Novel.

Through the Valley of the Nest of Spiders is a novel by Samuel R. Delany.
