Try "Ark Angel" By Anthony Horowitz. That has conspiracy in it. It includes the Mafia working with a Billionaire who kill anyone who gets in their way. Oh, and it's part of "The Alex Rider" Series, so there are other book by that author, also.
You could also try:
Abhorsen Trilogy by Garth Nix
namely, Sabriel, Lirael, Abhorsen
Acacia: The War With The Mein by David Anthony Durham
Aegypt series by John Crowley
namely Aegypt, Love and Sleep, Daemonomania, and last forthcoming
Alice duo by Lewis Carroll
namely Alice in Wonderland and Through the Looking-glass
All Hallows' Eve by Charles Williams
All the Bells on Earth by James Blaylock
Alphabet Thorn by Patricia McKillip
The Tales of Alvin Maker series by Orson Scott Card
namely, Seventh Son, Red Prophet, Prentice Alvin, Alvin Journeyman, Heartfire, The Crystal City, Master Alvin (forthcoming)
The Amazing Adventures of Kavalier & Clay (apparently mainstream but has a fantasy element) by Michael Chabon
Amber series by Roger Zelazny
namely, Nine Princes in Amber, The Guns of Avalon, Sign of the Unicorn, The Hand of Oberon, The Courts of Chaos, Trumps of Doom, Blood of Amber, Sign of Chaos, Knight of Shadows, Prince of Chaos
American Gods by Neil Gaiman
Apprentice Adept series by Piers Anthony
namely, Split Infinity, Blue Adept, Juxtaposition, Out of Phaze, Robot Adept, Unicorn Point, Phaze Doubt
Arafel duo by C. J. Cherryh
namely, The Dreamstone, The Tree of Swords and Jewels
Argo by R. A. Lafferty, a complex mythos encompassing nested sub-series
namely, The Devil Is Dead series: Archipelago, The Devil is Dead; More Than Melchisedech (one novel in three volumes): Tales of Chicago, Tales of Midnight, Argo; Episodes of the Argo (possibly subsumed in Argo): How Many Miles to Babylon?; Coscuin (the final two of this quartet exist only in mss form):The Flame Is Green, Half a Sky, Dotty
The Artefacts of Power by Maggie Furey
namely, Aurian, The Harp of Winds, The Sword of Flame and Dhiammara
At Amberleaf Fair by Phyllis Ann Karr
At Swim-Two-Birds by Flann O'Brien
At the Back of the North Wind by George MacDonald
[edit] B
The Bard of Sorcery by Gerard Daniel Houarner
Bardic Voices series by Mercedes Lackey
namely, The Lark and the Wren, The Robin and the Kestrel, The Eagle and the Nightingale, Four and Twenty Blackbirds
Barking (forthcoming) by Tom Holt
Bas-Lag by China Miéville
namely, Perdido Street Station, The Scar
Beauty by Robin McKinley
Bedlam's Bard series by Mercedes Lackey
namely, Knight of Ghosts and Shadows with Ellen Guon, Summoned to Tourney with Ellen Guon, Bedlam Boyz with Ellen Guon, Beyond World's End with Rosemary Edghill, Spirits White as Lightning with Rosemary Edghill, Mad Maudlin with Rosemary Edghill, Bedlam's Edge with Rosemary Edghill, Music to My Sorrow with Rosemary Edghill
The Belgariad series by David Eddings
namely, Pawn of Prophecy, Queen of Sorcery, Magician's Gambit, Castle of Wizardry, Enchanters' End Game
Biography of Manuel cycle by James Branch Cabell
contains 20 (or more, depending on how counted) works; the Storisende Edition in 18 volumes is definitive
Black Cocktail (novella) by Jonathan Carroll
The Black Company saga by Glen Cook, a nested set of sub-series:
Annals of the Black Company
namely, The Black Company, Shadows Linger, and The White Rose
Books of the South
namely, The Silver Spike (not listed as a "Book of the South," but it is), Shadow Games, and Dreams of Steel
Glittering Stone
namely, Bleak Seasons, She is the Darkness, Water Sleeps, and Soldiers Live
The Black Swan by Mercedes Lackey
The Blessing of Pan by Lord Dunsany
Bloodring by Faith Hunter
The Blue Hawk by Peter Dickinson
The Blue Star by Fletcher Pratt
Boggart series by Susan Cooper
namely, The Boggart and The Boggart and the Monster
The Book of Atrix Wolfe by Patricia McKillip
Book of Enchantments by Patricia C. Wrede
The Book of Shadows by James Killus
Books of the House series by James Stoddard
namely, The High House and The False House
The Books of Parable duology by Walter Wangerin, Jr.
namely, The Book of the Dun Cow and The Book of Sorrows
The Borders of Life by G. A. Kathryns (pen name of Gael Baudino)
The Boss in the Wall by Avram Davidson
The Bitterbynde trilogy by Cecilia Dart-Thornton
namely, The Ill-Made Mute, The Lady of the Sorrows, and The Battle of Evernight.
[edit] C
Caliban's Hour by Tad Williams
Captain Slaughterboard Drops Anchor by Mervyn Peake
The Cat's Cradle-Book by Sylvia Townsend Warner
Cats Have No Lord by Will Shetterly
Chalion series by Lois McMaster Bujold
namely, The Curse of Chalion, Paladin of Souls, The Hallowed Hunt
Chamiel by Edward Pearson
The Changeling Sea by Patricia McKillip
Charlie and the Chocolate Factory by Roald Dahl
Charlie Bone Series by Jenny Nimmo
namelyMidnight for Charlie Bone, Charlie Bone and the Time Twister, Charlie Bone and the Invisible Boy, Charlie Bone and the Castle of Mirrors, Charlie Bone and the Hidden King, Charlie Bone and the Beast (some have different titles in the U.S.A and the U.K)
Chimera by John Barth
Chrestomanci series by Diana Wynne Jones
namely, Charmed Life, The Lives of Christopher Chant, The Magicians of Caprona, Witch Week, Conrad's Fate, The Pinhoe Egg
Cinder by Rick DeMarinis
The Circle series by Tamora Pierce (comprises three sub-series)
Circle of Magic
namely, Sandry's Book, Tris's Book, Daja's Book and Briar's Book
The Circle Opens
namely, Magic Steps, Street Magic, Cold Fire and Shatterglass
The Circle Reforged
namely, The Will of the Empress, Melting Stones
The Circus of Dr. Lao by Charles G. Finney
Cloud's End by Sean Stewart
College of Magics series by Caroline Stevermer
namely, A College of Magics, A Scholar of Magics
Conclave of the Shadows trilogy by Raymond E. Feist
namely, Talon of the Silver Hawk, King of Foxes and Exile's Return
Coraline by Neil Gaiman
The Course of the Heart by M. John Harrison
The Chronicles of Thomas Covenant series by Stephen R. Donaldson - see at T, below
Crane's View series by Jonathan Carroll
namely, Kissing the Beehive, The Marriage of Sticks, The Wooden Sea
Cray Ormoru by Phyllis Eisenstein
namely, Sorcerer's Son, The Crystal Palace, The City in Stone (forthcoming)
The Crock of Gold by James Stephens
Curdie series by George MacDonald
namely, The Princess and the Goblin, The Princess and Curdie
The Curse of the Wise Woman by Lord Dunsany
Cygnet series by Patricia McKillip
namely, The Sorceress and the Cygnet, The Cygnet and the Firebird
Cyrion by Tanith Lee
[edit] D
Dalemark Quartet by Diana Wynne Jones
namely, Cart and Cwidder, Drowned Ammet, The Spellcoats, The Crown of Dalemark
The Dalkey Archive by Flann O'Brien
Damiano series by R. A. MacAvoy
namely, Damiano, Damiano's Lute, Raphael
Dark Castle, White Horse (two novellas) by Tanith Lee
Dark Cities Underground by Lisa Goldstein
The Dark Lord of Pengersick by Richard Carlyon
The Dark Is Rising sequence by Susan Cooper
namely, Over Sea, Under Stone, The Dark Is Rising, Greenwitch, The Grey King, and Silver on the Tree
Darkangel series by Meredith Ann Pierce
namely, The Darkangel, A Gathering of Gargoyles, The Pearl of the Soul of the World
Daughter of the Lioness series by Tamora Pierce
namely, Trickster's Choice and Trickster's Queen
The Death of the Necromancer by Martha Wells
Deliverers of Their Country by E. Nesbit
Derkholm series by Diana Wynne Jones
namely, Dark Lord of Derkholm and Year of the Griffin
Descent Into Hell by Charles Williams
The Devil Wives of Li-Fong by E. Hoffmann Price
Dirk Gently series by Douglas Adams
namely, Dirk Gently's Holistic Detective Agency, The Long Dark Tea-Time of the Soul
Discworld series by Terry Pratchett
30 titles, starting with The Colour of Magic, the latest being Thud!
The Djinn in the Nightingale's Eye by A. S. Byatt
Djinn Rummy by Tom Holt
The Door in the Hedge by Robin McKinley
Dorothea Dreams by Suzy McKee Charnas
Dragon Slippers by Jessica Day George
Dragon Winter
Dragons in Our Midst series by Bryan Davis
namely, Raising Dragons, The Candlestone, Circles of Seven, and Tears of a Dragon
Dragonvarld trilogy by Margaret Weis
namely, Mistress of Dragons, The Dragon's Son', and Master of Dragons
The Drawing of the Dark by Tim Powers
Dread Empire series by Glen Cook]], With Mercy Toward None (prequel), The Fire in His Hands (prequel), A Shadow of All Night Falling, October's Baby, All Darkness Met, Reap the East Wind, [[An Ill Fate Marshalling
Drinker of Souls series by Jo Clayton
namely, Drinker of Souls, Blue Magic, A Gathering of Stones
Druid's Blood by Esther Friesner
The Dying Earth series by Jack Vance
namely, The Dying Earth (aka Mazirian the Magician), The Eyes of the Overworld (aka Cugel the Clever), Rhialto the Marvelous, and Cugel's Saga (aka Cugel: Skybreak Spatterlight)
(The Cry of the Icemark)
[edit] E
Earthsea series by Ursula K. Le Guin
namely, The Word of Unbinding (a short story), The Rule of Names (a short story), A Wizard of Earthsea, The Tombs of Atuan, The Farthest Shore, Tehanu, Tales from Earthsea and The Other Wind
Elantris by Brandon Sanderson
The Element of Fire by Martha Wells
The Elephant and the Kangaroo by T. H. White
The Eleventh Hour by Brian Stableford
The Empire Trilogy by Raymond E. Feist
namely, Daughter of the Empire, Servant of the Empire, and Mistress of the Empire
The Enchanted Castle by E. Nesbit
Enchanted Forest series by Patricia C. Wrede
namely, Dealing with Dragons (aka Dragonsbane), Searching for Dragons (aka Dragon Search), Calling on Dragons, and Talking to Dragons
Enchanted Night (novella) by Steven Millhauser
The Enquiries of Dr. Eszterhazy by Avram Davidson
Euryale by Kara Dalkey
Expecting Someone Taller by Tom Holt
The Eyes of the Dragon by Stephen King
[edit] F
The Face in the Frost by John Bellairs
Falling Sideways by Tom Holt
Fanuilh series by Daniel Hood
namely, Fanuilh, Wizard's Heir, Beggar's Banquet, Scales of Justice
Farsala trilogy by Hilari Bell
namely, The Fall of a Kingdom, The Rise of a Hero, and Forging the Sword (forthcoming)
The Farseer Trilogy by Robin Hobb
namely, Assassin's Apprentice, Royal Assassin, and Assassin's Quest
Faust Among Equals by Tom Holt
The Figure in the Shadows by John Bellairs
A Fine and Private Place by Peter S. Beagle
Fisher King series by Tim Powers
namely, Last Call, Expiration Date, Earthquake Weather, Declare
Five Children series by E. Nesbit
namely, Five Children and It, The Phoenix and the Carpet, The Story of the Amulet
The Flat Earth series by Tanith Lee
namely, Night's Master, Death's Master, Delusion's Master, Delerium's Mistress, and Night's Sorceries
Florida series by James Branch Cabell
namely, The St. Johns (with A.J. Hanna) - nonfiction that reads like fantasy, There Were Two Pirates, The Devil's Own Dear Son
Flying Dutch by Tom Holt
The Fool on the Hill by Matt Ruff
Forest Kingdom series by Simon R. Green
namely, Blue Moon Rising, Blood and Honor, Down Among the Dead Men
The Forgotten Beasts of Eld by Patricia McKillip
Forgotten Realms series by R. A. Salvatore
namely, The Icewind Dale Trilogy, The Dark Elf Trilogy, Legacy of the Drow, Paths of Darkness, The Cleric Quintet and others.
Fortress series by C. J. Cherryh
namely, Fortress in the Eye of Time, Fortress of Eagles, Fortress of Owls, Fortress of Dragons, Fortress of Ice
The Fortress City by K. G. Childs
The Four Wise Men by Michel Tournier
Fourth Mansions by R. A. Lafferty
Freddy's Book by John Gardner
From the Realm of Morpheus by Steven Millhauser
[edit] G
Galveston by Sean Stewart
Garrett series by Glen Cook
namely, Sweet Silver Blues, Bitter Gold Hearts, Cold Copper Tears, Old Tin Sorrows, Dread Brass Shadows, Red Iron Nights, Deadly Quicksilver Lies, Petty Pewter Gods, Faded Steel Heat, Angry Lead Skies, Whispering Nickel Idols, Cruel Zinc Memories (forthcoming)
Ghostwritten by David Mitchell
The Girl in a Swing by Richard Adams
Gloriana, or The Unfulfill'd Queen by Michael Moorcock
The Glorious Pool by Thorne Smith
Good Omens (with Terry Pratchett) by Neil Gaiman
Gormenghast series by Mervyn Peake - see at T (Titus), below
Grailblazers by Tom Holt
The Great God Pan by Arthur Machen
Great Mischief by Josephine Pinckney
The Greater Trumps by Charles Williams
The Green Child by Herbert Read
The Green Round by Arthur Machen
Grendel by John Gardner
Grimbold's Other World by Nicholas Stuart Gray
[edit] H
Halfblood Chronicles by Mercedes Lackey and Andre Norton
namely, The Elvenbane, Elvenblood, Elvenborn, Elvenbred
The Harem of Aman Akbar by Elizabeth Scarborough
Haroun and the Sea of Stories by Salman Rushdie
Harrowing the Dragon by Patricia McKillip
Harry Potter series by J. K. Rowling
namely, Harry Potter and the Philosopher's Stone (Harry Potter and the Sorcerer's Stone in the United States), Harry Potter and the Chamber of Secrets, Harry Potter and the Prisoner of Azkaban, Harry Potter and the Goblet of Fire, Harry Potter and the Order of the Phoenix, Harry Potter and the Half-Blood Prince, and Harry Potter and the Deathly Hallows
Hart's Hope by Orson Scott Card
Haunted Waters by Mary Pope Osborne
The Haunting of Hill House by Shirley Jackson
Heirs and Assigns series by James Branch Cabell
namely, Hamlet Had an Uncle, The King Was in His Counting House, The First Gentleman of America
Here Comes the Sun by Tom Holt
The Hereafter Gang by Neal Barrett, Jr.
Hexwood by Diana Wynne Jones
The Hill of Dreams by Arthur Machen
His Dark Materials series by Phillip Pullman
namely, Golden Compass, Subtle Knife, The Amber Spyglass, and Lyra's Oxford
The Hobbit by J. R. R. Tolkien
The House on the Borderland by William Hope Hodgson
The House of Souls by Arthur Machen
The House With a Clock in its Walls by John Bellairs
Howl's Moving Castle by Diana Wynne Jones
How the Gods Wove in Kyrannon by Ardath Mayhar
[edit] I
If I Pay Thee Not in Gold by Piers Anthony and Mercedes Lackey
Ile-Rien series by Martha Wells
namely, The Wizard Hunters, The Ships of Air
The Immortals series by Tamora Pierce
namely, Wild Magic, Wolf-Speaker, The Emperor Mage and The Realm of the Gods
In the Forests of Serre by Patricia McKillip
The Infernal Desire Machines of Doctor Hoffman (aka The War of Dreams) by Angela Carter
Inheritance trilogy by Christopher Paolini
namely, Eragon, Eldest, and last forthcoming
Inkheart Trilogy by Cornelia Funke
Inkheart, Inkspell, Inkdeath(Not yet published)
The Inmost Light by Arthur Machen
The Innamorati by Midori Snyder
Interstate Dreams by Neal Barrett, Jr.
The Island Under the Earth by Avram Davidson
Islandia by Austin Tappan Wright
[edit] J
J. W. Wells & Co. series by Tom Holt
namely, The Portable Door, In Your Dreams, Earth, Air, Fire and Custard, You Don't Have to Be Evil to Work Here, But It Helps
The Jade Enchantress by E. Hoffmann Price
The Jerusalem Quartet by Edward Whittemore
namely, Sinai Tapestry, Jerusalem Poker, Nile Shadows, and Jericho Mosaic
Jog Rummage by Grahame Wright
The Jonah Watch by Jack Cady
Jonathan Strange & Mr. Norrell by Susanna Clarke
[edit] K
Kai Lung series by Ernest Bramah
namely, The Wallet of Kai Lung, Kai Lung's Golden Hours, Kai Lung Unrolls His Mat, Kai Lung Beneath the Mulberry Tree, Kai Lung: Six, and The Moon of Much Gladness (aka The Return of Kai Lung)
Kencyrath Chronicles by P. C. Hodgell
namely, God Stalk, Dark of the Moon, Seeker's Mask, Blood and Ivory, To Ride a Rathorn
The Khaavren Romances by Steven Brust
namely, The Phoenix Guards, Five Hundred Years After, and The Viscout of Adrilankha (which consists of The Paths of the Dead, The Lord of Castle Black, and Sethra Lavode)
Khaled by F. Marion Crawford
Kill the Dead by Tanith Lee
The King in Yellow by Robert W. Chambers
King Kabul the First and Gawain the Kitchen Boy by Max Jacob
The King of Elfland's Daughter by Lord Dunsany
King Rat by China Miéville
Kingdom of Argylle by Elizabeth Willey
namely, The Well-Favored Man, A Sorcerer and a Gentleman, The Price of Blood and Honor
Kingdoms of Elfin by Sylvia Townsend Warner
The Kingdoms of Thorn and Bone by Greg Keyes
namely, The Briar King, The Charnel Prince, The Blood Knight, and The Born Queen (Forthcoming)
Krondor's Sons (The Riftwar Stories) by Raymond E. Feist
namely, Prince of the Blood, and The Kings Buccaneer
Kushiel's Legacy by Jacqueline Carey
namely, Kushiel's Dart, Kushiel's Chosen, and Kushiel's Avatar
[edit] L
Land of Dreams by James Blaylock
The Land of Laughs by Jonathan Carroll
The Land of Unreason by Fletcher Pratt & amp; L. Sprague De Camp
The Last Coin by James Blaylock
The Last Days of the Edge of the World by Brian Stableford
The Last Unicorn by Peter S. Beagle
The Last Voyage of Somebody the Sailor by John Barth
Latro series by Gene Wolfe
namely, Soldier of the Mist, Soldier of Arete, Soldier of Sidon
The Lays of Beleriand by J. R. R. Tolkien
Legends of the Riftwar by Raymond E. Feist
namely, Honoured Enemy, Murder in LaMut and Jimmy the Hand
The Lemurian Stone by Stephen Hickman
Lens of the World by R. A. MacAvoy
namely, Lens of the World, King of the Dead, The Belly of the Wolf aka Winter of the Wolf
Letters From a Lost Uncle by Mervyn Peake
The Life and Opinions of the Tomcat Murr by E. T. A. Hoffmann
Lilith by George MacDonald
The Lion of Boaz-Jachin and Jachin-Boaz by Russell Hoban
Little People by Tom Holt
Little, Big by John Crowley
Lolly Willowes by Sylvia Townsend Warner
Lord Foul's Bane by Stephen R. Donaldson
The Lord of the Rings by J. R. R. Tolkien
often issued in three separately titled volumes (The Fellowship of the Ring, The Two Towers, The Return of the King), and thus wrongly called "a trilogy"
Lud-in-the-Mist by Hope Mirrlees
Lyonesse series by Jack Vance
namely Suldrun's Garden, The Green Pearl, and Madouc
Lyra series by Patricia Wrede
namely, Caught in Crystal, The Raven Ring, Shadow Magic, Daughter of Witches, and The Harp of Imach Thyssel
[edit] M
Magic and Malice series by Patricia Wrede
namely, Mairelon the Magician and The Magician's Ward
The Magic City by E. Nesbit
The Magic Spectacles by James Blaylock
The Magician Out of Manchuria by Charles G. Finney
The Magician Trilogy by Jenny Nimmo
namely The Snow Spider, Emlyn's Moon, The Chestnut Soldier
Malazan Book of The Fallen series by Steven Erikson
namely, Gardens of the Moon, Deadhouse Gates, Memories of Ice, House of Chains, Midnight Tides, The Bonehunters, Reaper's Gale, Toll the Hounds, Dust of Dreams and The Crippled God
The Man Who Was Thursday by G. K. Chesterton
Many Dimensions by Charles Williams
Marco Polo and the Sleeping Beauty by Avram Davidson
Marianne by Sheri S. Tepper
namely, Marianne, the Magus, and the Manticore, Marianne, the Madame, and the Momentary Gods, Marianne, the Matchbox, and the Malachite Mouse
Martin Dressler by Steven Millhauser
Mary Poppins series by P. L. Travers
namely, Mary Poppins, Mary Poppins Comes Back, Mary Poppins Opens the Door, Mary Poppins in the Park, Mary Poppins in Cherry Tree Lane, Mary Poppins and the House Next Door
The Master and Margarita by Mikhail Bulgakov
Master Li by Barry Hughart
namely, Bridge of Birds, The Story of the Stone, Eight Skilled Gentlemen
Mickelsson's Ghosts by John Gardner
Millroy the Magician by Paul Theroux
Mirage by Louise Cooper
Mistress Masham's Repose by T. H. White
Mojo and the Pickle Jar by Douglas Bell
Moonheart by Charles de Lint
The Moon's Fire-Eating Daughter by John Myers Myers
Mordred series by Peter Hanratty
namely, The Last Knight of Albion, The Book of Mordred
Mr. Magorium's Wonder Emporium by Suzanne Weyn
Mr. Pye by Mervyn Peake
Mustapha and His Wise Dog by Esther Friesner
My Hero by Tom Holt
My Talks With Dean Spanley by Lord Dunsany
[edit] N
The Nightrunner Trilogy by Lynn Flewelling (author)
namely, Luck in the Shadows, Stalking Darkness, and Traitor Moon. There is also a prequel trilogy.
The Chronicles of Narnia series by C.S. Lewis
namely, The Lion, the Witch and the Wardrobe, Prince Caspian, The Horse and His Boy, The Magician's Nephew, The Voyage of the Dawn Treader, The Silver Chair, The Last Battle
Neverwhere by Neil Gaiman
New York by Knight by Esther Friesner
Nifft series by Michael Shea
namely, Nifft the Lean, The Mines of Behemoth, The A'Rak
A Night in the Lonesome October by Roger Zelazny
The Night Land by William Hope Hodgson
The Night Life of the Gods by Thorne Smith
Night Relics by James Blaylock
The Nightmare Has Triplets series by James Branch Cabell
namely, Smirt, Smith, and Smire
Nights at the Circus by Angela Carter
Nothing But Blue Skies by Tom Holt
Number9Dream by David Mitchell
[edit] O
The Once and Future King series by T.H. White
namely The Sword in the Stone, The Queen of Air and Darkness, The Witch in the Wood, The Ill-Made Knight, The Candle in the Wind, The Book of Merlyn
Od Magic by Patricia McKillip
Odds and Gods by Tom Holt
Ombria in Shadow by Patricia McKillip
On Stranger Tides by Tim Powers
Only Human by Tom Holt
Open Sesame by Tom Holt
Orlando by Virginia Woolf
Ou Lu Khen and the Beautiful Madwoman by Jessica Amanda Salmonson
Our Ancestors a set by Italo Calvino
namely, The Baron in the Trees, The Cloven Viscount, and The Non-Existent Knight (Baron is arguably not truly fantasy)
Overtime by Tom Holt
Oz cycle (40 "canonical" titles) by L. Frank Baum, Ruth Plumly Thompson, Rachel R. Cosgrove, John R. Neill, Jack Snow, and Eloise Jarvis McGraw & Lauren McGraw Wagner (many more "non-canonical" Oz authors and titles exist)
Baum (who created Oz): 14 books, starting with The Wonderful Wizard of Oz
Thompson: 19 books, starting with The Royal Book of Oz
Cosgrove: 1 book, The Hidden Valley of Oz
Neill (who illustrated many earlier Oz books): 3 books, The Wonder City of Oz, The Scalawagons of Oz, Lucky Bucky in Oz
Snow: 2 books, The Magical Mimics in Oz and The Shaggy Man of Oz
McGraw & Wagner: 1 book, Merry-Go-Round in Oz
[edit] P
Paint Your Dragon by Tom Holt
The Panorama Egg by A. E. Silas
The Paper Grail by James Blaylock
Paradys series by Tanith Lee
namely, The Book of the Damned, The Book of the Beast, The Book of the Dead, and The Book of the Mad
Parsival series by Richard Monaco
namely, Parsival, a Knight's Tale, The Grail War, The Final Quest, Blood and Dreams
Past Master by R. A. Lafferty (superficially science fiction but actually fantasy)
Peace by Gene Wolfe
The Pedant and the Shuffly by John Bellairs
The Pendragon Adventure by D.J MacHale
Peregrine by Avram Davidson
namely, Peregrine: Primus, Peregrine: Secundus
Peter and Wendy aka Peter Pan by J. M. Barrie
Peter Pan aka Peter and Wendy by J. M. Barrie
Peter Pan in Kensington Gardens by J. M. Barrie
Phantastes by George MacDonald
Pilgermann by Russell Hoban
Pilgrim by Timothy Findley
Pinocchio by Carlo Collodi
The Place of the Lion by Charles Williams
Plantagenet series by Allen Andrews
namely, The Pig Plantagenet, Castle Crespin
The Porcelain Dove by Delia Sherman
Portrait of Jennie by Robert Nathan
Practical Magic by Alice Hoffman
The Prince of Morning Bells by Nancy Kress
Prince of Nothing trilogy by R. Scott Bakker
namely, The Darkness That Comes Before, The Warrior Prophet, The Thousandfold Thought
Protector of the Small series by Tamora Pierce
namely, First Test, Page, Squire and Lady Knight
The Chronicles of Prydain by Lloyd Alexander
namely, The Book of Three, The Black Cauldron, The Castle of Llyr, Taran Wanderer, The High King, and The Foundling and Other Tales from Prydain
[edit] Q
The Quest for the 36 by Stephen Billias
[edit] R
Rain in the Doorway by Thorne Smith
The Rainy Season by James Blaylock
The Red Hand by Arthur Machen
The Red Magician by Lisa Goldstein
Resurrection Man by Sean Stewart
The Revenants by Sheri S. Tepper
Riddlemaster by Patricia McKillip
namely, Riddlemaster of Hed, Heir of Sea and Fire, Harpist in the Wind
Riftwar series by Raymond E. Feist
The Riftwar Legacy
namely, Krondor The Betrayal, Krondor The Assassins and Krondor Tear of the Gods
The Riftwar Saga
namely, Magician: Apprentice, Magician: Master, Silverthorn and A Darkness at Sethanon
Rondua series by Jonathan Carroll
namely, Bones of the Moon, Sleeping in Flame, A Child Across the Sky, From the Teeth of Angels, Outside the Dog Museum, and After Silence
Rose Daughter by Robin McKinley
Roverandom by J. R. R. Tolkien
The Runelords series by David Farland
namely, The Runelords, Sum of All Men, Brotherhood of the Wolf, Wizardborn, Lair of Bones
Rusalka series by C. J. Cherryh
namely, Rusalka, Chernevog, Yvgenie
[edit] S
The Sea of Trolls by Nancy Farmer
The Seekers of Shar-Nuhn by Ardath Mayhar
Septimus Heap series by Angie Sage
namely Magyk, Flyte, Physik, and two future books
Serpent War series by Raymond E. Feist
namely, Shadow of a Dark Queen, Rise of a Merchant Prince, Rage of a Demon King and Shards of a Broken Crown
Shadowslayers by Charlie Martin
Shadows Fall by Simon R. Green
Shadows of Ecstasy by Charles Williams
The Shadow Valley Chronicles by Lord Dunsany
namely, The Chronicles of Rodrigues (aka Don Rodriguez) and The Charwoman's Shadow
Shannara series by Terry Brooks
namely, The Sword of Shannara Trilogy, The Heritage of Shannara Tetralogy, The Voyage of the Jerle Shannara, High Druid of Shannara
The Shape-Changer's Wife by Sharon Shinn
Shardik by Richard Adams
The Shattered Horse by S. P. Somtow
The Shining Pyramid by Arthur Machen
The Silmarillion by J. R. R. Tolkien
Silver John series by Manly Wade Wellman
namely, The Old Gods Waken, After Dark, The Lost and the Lurking, The Hanging Stones, The Voice of the Mountain
Silverlock by John Myers Myers
Snow White and Rose Red by Patricia C. Wrede
Snow White and the Seven Samurai by Tom Holt
Solstice Wood by Patricia McKillip
Song for the Basilisk by Patricia McKillip
Song of Ice and Fire series by George R. R. Martin
namely, A Game of Thrones, A Clash of Kings, A Storm of Swords, A Feast for Crows, A Dance with Dragons (forthcoming), The Winds of Winter (forthcoming), A Dream of Spring (forthcoming)
The Song of the Lioness series by Tamora Pierce
namely, Alanna: The First Adventure, In the Hand of the Goddess, The Women Who Rides Like A Man, and Lioness Rampant.
Song of the Pearl by Ruth Nichols
Sorcerors' World by Sean Russell, a nested set of sub-series:
Moontide and Magic Rise
namely, World Without End and Sea Without a Shore
River into Darkness
namely, Beneath the Vaulted Hills and The Compass of the Soul
Swans' War
namely, The One Kingdom, The Isle of Battle, and Shadow Roads
Spindle's End by Robin McKinley
Stardust by Neil Gaiman
The Stirk of Stirk by Peter Tinniswood
The Strange Journeys of Colonel Polders by Lord Dunsany
The Stray Lamb by Thorne Smith
The Stress of Her Regard by Tim Powers
Stuart Little by E. B. White
A Sudden Wild Magic by Diana Wynne Jones
Summers at Castle Auburn by Sharon Shinn
The Sundering Flood by William Morris
The Sunlight Dialogs by John Gardner
Sunset Warrior series by Eric Van Lustbader
namely, The Sunset Warrior, Shallows of Night, Dai-San, Beneath an Opal Moon
Sword of the Demon by Richard Lupoff
Sword of Truth series by Terry Goodkind
namely, Wizard's First Rule, Stone of Tears, Blood of the Fold, Temple of the Winds, Soul of the Fire, Faith of the Fallen, The Pillars of Creation, Naked Empire, Chainfire, Phantom
The Sword Smith by Eleanor Arnason
The Swordbearer by Glen Cook
Swordbird by Nancy Yi Fan
Swords Against Death aka Two Sought Adventure by Fritz Leiber
Symphony of Ages series by Elizabeth Haydon
namely, Rhapsody: Child of Blood, Prophecy: Child of Earth, Destiny: Child of the Sky, Requiem for the Sun, Elegy for a Lost Star
[edit] T
Alvin Maker, see at A, above
The Tales of the Otori by Lian Hearn
Talking Man by Terry Bisson
Tam Lin by Pamela Dean
Tex and Molly in the Afterlife by Richard Grant
The Thief of Always by Clive Barker
The Thief Lord by Cornelia Funke
The Third Policeman by Flann O'Brien
The Three Impostors by Arthur Machen
The Chronicles of Thomas Covenant series by Stephen R. Donaldson
namely, Lord Foul's Bane, The Illearth War, The Power that Preserves, Gildenfire, The Wounded Land, The One Tree, White Gold Wielder, The Runes of the Earth"
Three Hearts and Three Lions by Poul Anderson
Three to See the King by Magnus Mills
The Throme of the Erril of Sherill by Patricia McKillip
Through a Brazen Mirror by Delia Sherman
Thunder on the Left by Christopher Morley
Tigana by Guy Gavriel Kay
Tinker series by Wen Spencer
namely, Tinker and Wolf Who Rules
Titus series (aka Gormenghast) by Mervyn Peake
namely, Titus Groan, Gormenghast, Titus Alone, and the short story Boy in Darkness
Tomoe Gozen series by Jessica Amanda Salmonson
namely, The Disfavored Hero, The Golden Naginata, Thousand Shrine Warrior
Topper duo by Thorne Smith
namely, Topper, Topper Takes a Trip
The Tower at Stony Wood by Patricia McKillip
The Tower of Fear by Glen Cook
Two Sought Adventure aka Swords Against Death by Fritz Leiber
Twombley Town series by James Blaylock
namely, The Elfin Ship, The Disappearing Dwarf, and The Stone Giant (aka The Goblin Keeper)
Tyrants and Kings by John Marco
namely, The Jackal of Nar, The Grand Design, and The Saints of the Sword
[edit] U
Unfinished Tales by J. R. R. Tolkien
The Unholy City by Charles G. Finney
Unicorn series by Tanith Lee
namely, Black Unicorn, Gold Unicorn, Red Unicorn
The Unicorn Creed by Elizabeth Scarborough
Ursus of Ultima Thule by Avram Davidson
V
Valhalla by Tom Holt
Vanity of Vanities by Martin Bertram
Velgarth series by Mercedes Lackey
namely, Heralds of Valdemar trilogy and prequels, The Mage Winds trilogy, The Mage Storms trilogy, Darian's Tale trilogy, The Last Herald Mage trilogy, Vows and Honor trilogy, Exile's Valor and Exile's Honor, Take a Thief
Venus series by Tanith Lee
namely, Faces Under Water, Saint Fire, A Bed of Earth, and Venus Preserved
Vergil Magus series by Avram Davidson
namely, The Phoenix and the Mirror, Vergil in Averno, and The Scarlet Fig
Villains by Necessity by Eve Forward
Viriconium cycle by M. John Harrison
namely, The Pastel City, A Storm of Wings, In Viriconium (aka The Floating Gods), and Viriconium Nights
The Vlad Taltos books by Steven Brust
namely, Jhereg, Yendi, Taltos, Phoenix, Athyra, Orca, Dragon, Issola, and Dzur
Voice of Our Shadow by Jonathan Carroll
Von Bek series by Michael Moorcock
namely, The Warhound and the World's Pain, The City in the Autumn Stars, The Dragon in the Sword, The Pleasure Garden of Felipe Sagittaruis
A Voyage to Arcturus by David Lindsay
W
The Wandering Unicorn by Manuel Mujica Lainez
War in Heaven by Charles Williams
The War of Dreams (aka The Infernal Desire Machines of Doctor Hoffman) by Angela Carter
War of the Gods on Earth by Andrew Offutt
namely, The Iron Lords, Shadows Out of Hell, The Lady of the Snowmist
Warhorse of Esdragon series by Susan Dexter
namely, The Prince of Ill Luck, The Wind-Witch, The True Knight
The Water Babies by Charles Kingsley
The Water of the Wondrous Isles by William Morris
Watership Down by Richard Adams
Wayfarer's Redemption series by Sara Douglass
comprising six novels.
Weaveworld by Clive Barker
The Well at the World's End by William Morris
The Well of the Unicorn by Fletcher Pratt
Wet Magic by E. Nesbit
Wheel of the Infinite by Martha Wells
Wheel of Time series by Robert Jordan
namely The Eye of the World, The Great Hunt, The Dragon Reborn, The Shadow Rising, The Fires of Heaven, Lord of Chaos, A Crown of Swords, The Path of Daggers, Winter's Heart, Crossroads of Twilight, Knife of Dreams, and New Spring
When the King Comes Home by Caroline Stevermer
Where the Blue Begins by Christopher Morley
White Apples series by Jonathan Carroll
namely, White Apples, Glass Soup, last forthcoming
Who's Afraid of Beowulf? by Tom Holt
Who Censored Roger Rabbit? by Gary K. Wolf
The Wicked Enchantment by Margot Benary-Isbert
Wild Magic series by Jo Clayton
namely, Wild Magic, Wildfire, The Magic Wars
Wild Roads series by "Gabriel King" (M. John Harrison and Jane Johnson)
namely, The Wild Road, The Golden Cat, The Knot Garden, Nonesuch
Wildraith's Last Battle by Phyllis Ann Karr
The Wind in the Willows by Kenneth Grahame
Windameir by Niel Hancock, a nested set of sub-series:
Circle of Light
namely, Greyfax Grimwald, Faragon Fairingay, Calix Stay, and Squaring the Circle
Wilderness of Four
namely, Across the Far Mountain, The Plains of the Sea, On the Boundaries of Darkness, and The Road to the Middle Islands
Windameir Circle
namely, The Fires of Windameir, The Sea of Silence, A Wanderer's Return, and Bridge of Dawn
Winter Rose by Patricia McKillip
Winter Tides by James Blaylock
Winter's Tale by Mark Helprin
Wish You Were Here by Tom Holt
Witch Blood by Will Shetterly
The Witch of Prague by F. Marion Crawford
Wizard of the Pigeons by Megan Lindholm
The Wizard's Shadow by Susan Dexter
Wizenbeak series by Alexis A. Gilliland
namely, Wizenbeak, The Shadow Shaia, Lord of the Troll Bats
The Wolves in the Walls by Neil Gaiman
The Wood Beyond the World by William Morris
World in Amber series by A. Orr
namely, The World in Amber, The Ice King's Palace, Emperor of Irish
The World of Winnie-the-Pooh set by A. A. Milne
namely, Winnie-the-Pooh and The House at Pooh Corner
The Worm Ouroboros by E. R. Eddison
A Wrinkle in Time by Madeleine L'Engle
[edit] X
Xanth series by Piers Anthony
comprising 31 novels
[edit] Y
Ye Gods! by Tom Holt
Yesterday We Saw Mermaids by Esther Friesner
Young Wizards series by Diane Duane
namely, So You Want to Be a Wizard, Deep Wizardry, High Wizardry, A Wizard Abroad, The Wizard's Dilemma, A Wizard Alone, Wizard's Holiday, Wizards at War, and A Wizard of Mars (forthcoming).
Z
Zimiamvia series by E. R. Eddison
namely, Mistress of Mistresses, A Fish Dinner in Memison, and The Mezentian Gate
That whole list is a list of novels with conspiracys in them.