War Master's Gate is the ninth book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky. A city makes its last stand . . . The Empire's mighty imperial armies are marching on Collegium once more. They've learnt from past failures and this time their Empress will brook no weakness. Stenwold Maker's aviators still dominate the skies, but their rule will soon be over. For the Empire has developed a terrifying aerial weapon to level the battlefield. Yet victory may be decided elsewhere. In an ancient forest, where Mantis clans pursue their own civil war, Empress Seda is seeking a lost power from the old world. Cheerwell Maker knows she must stop her rival at any cost, but their conflict could awaken something far deadlier. Something that would make even their clash of nations pale into insignificance.

The Air War is the eighth book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky. An empress demands her birthright... All is in turmoil as the world moves towards war. In Solarno, spies eye one another and ready their knives - while the people of Myna watch troops gather at its borders. Emotions run high as old fears reawaken. And in Collegium students argue politics, too late to turn the tide. At the heart of the Empire, new pilots complete their secretive training, generals are recalled to service and armies are readied to march. Their Empress, heir to two worlds, intends to claim her birthright. For nothing - either within the Empire or beyond it - will stand in her way.

Dragonfly Falling is the second book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky. Every hero must be tested... The Wasp Empire's armies are on the move - and the city of Tark will be first to feel their might. Salma and Totho prepare for battle, alongside their Ant-kinden brethren. And within Tark's walls, they'll face a force greater than any Lowlander has ever seen. Stenwold Maker predicted this threat, and the Empire's secret service now deems him too dangerous to live. So he's to be eliminated, and his beloved city of Collegium destroyed. For if this centre of learning is lost, it will crush Lowland resistance. As the Empire's troops continue their relentless advance, their young Emperor pursues another, even darker goal. And his success would trigger a reign of blood lasting a thousand years.

Ten years ago, the Kinslayer returned from the darkness. His brutal Yorughan armies issued from the pits of the earth, crushing all resistance, leaving burnt earth and corruption behind. Thrones toppled and cities fell. And then he died. Celestaine-one of the heroes that destroyed him-has tasked herself with correcting the worst excesses of the Kinslayer's brief reign, bringing light back to a broken world. With two Yorughan companions, she faces fanatics, war criminals and the Kinslayer's former minions, as the fragile alliances of the War break down into feuding and greed. The Kinslayer may be gone, but he cast a long shadow: one from which she may never truly escape.

Children of Ruin follows Adrian Tchaikovsky's extraordinary Children of Time, winner of the Arthur C. Clarke award. It is set in the same universe, with new characters and a thrilling narrative. It has been waiting through the ages. Now it's time . . . Thousands of years ago, Earth’s terraforming program took to the stars. On the world they called Nod, scientists discovered alien life – but it was their mission to overwrite it with the memory of Earth. Then humanity’s great empire fell, and the program’s decisions were lost to time. Aeons later, humanity and its new spider allies detected fragmentary radio signals between the stars. They dispatched an exploration vessel, hoping to find cousins from old Earth. But those ancient terraformers woke something on Nod better left undisturbed. And it’s been waiting for them.

Adrian Tchaikovksy's critically acclaimed novel Children of Time, is the epic story of humanity's battle for survival on a terraformed planet. Who will inherit this new Earth? The last remnants of the human race left a dying Earth, desperate to find a new home among the stars. Following in the footsteps of their ancestors, they discover the greatest treasure of the past age - a world terraformed and prepared for human life. But all is not right in this new Eden. In the long years since the planet was abandoned, the work of its architects has borne disastrous fruit. The planet is not waiting for them, pristine and unoccupied. New masters have turned it from a refuge into mankind's worst nightmare. Now two civilizations are on a collision course, both testing the boundaries of what they will do to survive. As the fate of humanity hangs in the balance, who are the true heirs of this new Earth?

The Sea Watch is the sixth book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky. Danger lurks beneath dark waters... A shadow is falling over Collegium. Despite the tenuous peace, Stenwold Maker knows that the Empire will return for his city. Even as he tries to prepare for the resurgence of the black and gold army, a hidden threat is working against his people. Ships that sail from Collegium's harbour are being attacked, sunk by pirates. Some just go missing... Lulled by the spread of lies and false promises, Stenwold's allies are falling away. He faces betrayal on every side, and the Empire is just waiting for the first sign of weakness to strike. But they are not the only power that has its eyes on Collegium. And even with all their military strength and technology, they may not be powerful enough to stave off the forces massing in the darkness.

The Scarab Path is the fifth book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky. Ancient powers are waking... The war with the Wasp Empire has ended in a bitter stalemate, and Collegium has nothing to show for it but wounded veterans. Cheerwell Maker finds herself broken in ways no doctor can mend, haunted by ghosts of the past. Meanwhile, the powerful Wasp Empress is regaining control over those imperial cities that refused to bow to her. But she draws her power from something more sinister than armies and war machines. Only her consort, the former spymaster Thalric, knows the truth. As assassins seek to end him, he finds his life and his loyalties under threat once again. And in an ancient city beyond the desert, a terrible secret stirs beneath its stones.

Salute the Dark is the fourth book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky, winner of the Arthur C. Clarke Award. As spymaster Stenworld makes a stand in his home city, others must chose where their loyalties lie. All must face the end of days... The mighty Wasp armies are on the march. And with war imminent, spymaster Stenwold must finally separate allies from false friends. He knows the Empire won't stop until its flag hangs over Collegium, Stenwold's home city. Tisamon the Weaponsmaster favours a more direct strategy - facing the Wasp Emperor himself, with a blade in his hand. He'd be abandoning both friends and family to do so. Yet is he driven by honour, or being manipulated by something far more sinister? With the Shadow Box in his possession at last, Uctebri can begin his dark ritual. The Wasp-kinden's Emperor believes this will grant him immortality. However, Uctebri has his own plans - for the Emperor and the Empire.

They thought we were safe. They were wrong. Lee and Mal went looking for monsters on Bodmin Moor four years ago, and only Lee came back. She thought she'd lost Mal forever, now miraculously returned. But what happened that day on the moors? And where has Mal been all this time? Mal's reappearance hasn't gone unnoticed by MI5 either, and their officers also have questions. Julian Sabreur is investigating an attack on top physicist Kay Amal Khan. This leads Julian to clash with agents of an unknown power - and they may or may not be human. His only clue is grainy footage, showing a woman who supposedly died on Bodmin Moor. Dr Khan's research was theoretical; then she found cracks between our world and parallel Earths. Now these cracks are widening, revealing extraordinary creatures. And as the doors come crashing open, anything could come through. 'Inventive, funny and engrossing, this book lingers long after you close it' - Tade Thompson, Arthur C. Clarke Award-winning author of Rosewater Adrian Tchaikovsky brought us far-future adventure with Children of Time. Now The Doors of Eden takes us from Bodmin Moor to London and alternate versions of earth. This is an extraordinary feat of the imagination and a page-turning adventure.

Seal of the Worm is the tenth and final book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky. An ancient enemy stirs once more… The Empire has vanquished its enemies at last, but at a terrible price. With her chief rival cast into the abyss, Empress Seda must face the truth of what she's unleashed in her hunger for power. Now the Seal has been shattered, the ancient Worm stirs towards the light for the first time in a thousand years. Already it is striking at the surface, consuming everything in its voracious path. Unchecked, it will ravage the world. As her victory seems hollow indeed, Seda knows that only the most extreme solution can lock the Worm in the dark once more. But if she'll go to such horrific lengths to save them all from the Worm, who'll save the world from her?

Heirs of the Blade is the seventh book in the critically acclaimed epic fantasy series Shadows of the Apt by Adrian Tchaikovsky. The greatest foe is the enemy within . . . Tynisa is on the run, but she cannot escape the demons of her own mind. Amidst the fragmenting provinces of the Dragonfly Commonweal, her past will at last catch up with her. Her father's ghost is hunting her down. At the same time, the Wasp Empire seeks to conquer the city of Khanaphes, the fallen jewel of the ancient world. Whilst Empress Seda's soldiers seek only conquest and prestige, she sees herself as the heir to all the old powers of history, and has her eyes on a far greater prize.

Blood of the Mantis is the third novel in Adrian Tchaikovsky's richly imagined Shadows of the Apt series, following Dragonfly Falling. Stenwold must rally his allies for battle against the Empire, even as it seeks a dangerous artifact of enormous power. A dread ritual casts a deadly shadow... Achaeos the seer has finally tracked down the stolen Shadow Box. But he has only days before this magical artefact will be lost to him forever. Meanwhile, the Empire's dread forces are mustering for their next great offensive. Stenwold and his followers have only a short time to gather allies, before the enemy's soldiers march again - to conquer everything in their path. If Stenwold cannot hold them back, the hated black and gold flag will fly over every city in the Lowlands before the year's end. Yet a more insidious threat awaits. Should the Shadow Box fall into the hands of the power-mad Emperor, nothing will save the world from his relentless ambition.

The Bear and the Serpent is the second book in Adrian Tchaikovsky's epic fantasy trilogy, Echoes of the Fall, following The Tiger and the Wolf. As the south is in turmoil, an old terror emerges in the north… Maniye, child of both Wolf and Tiger clans, has been named Champion of her people. But they're unsure if she's an asset - or a threat. To buy time, she joins Prince Tecuman's warband of outcasts and heads south, to help him gain his crown. She wants to discover her true place in the world, but instead heads into the jaws of a fierce new conflict. Civil war threatens as Tecuman and his twin sister battle for the throne, for only one can rule. Yet whoever triumphs will carry a heavy burden, as a great doom has been foreseen that will fall across their whole world. And soon Maniye finds herself at the heart of a political storm. Danger is also shadowing her old home, where Loud Thunder and his Bear clan are attempting to unite the northern tribes. But only extreme peril will end age-old rivalries. An adversary from the most ancient of times is preparing to strike, putting their lands and their very souls in danger. And neither north nor south will be spared the terror to come.

The first in the Echoes of the Fall series, The Tiger and the Wolf is an epic fantasy novel by Adrian Tchaikovsky, winner of the Arthur C. Clarke Award and British Fantasy Award for Best Novel. In the bleak northern crown of the world, war is coming... Maniye's father is the Wolf clan's chieftain, but she's an outcast. Her mother was queen of the Tiger and these tribes have been enemies for generations. Maniye also hides a deadly secret. All can shift into their clan's animal form, but Maniye can take on tiger and wolf shapes. She refuses to disown half her soul so escapes, rescuing a prisoner of the Wolf clan in the process. The killer Broken Axe is set on their trail to drag them back for retribution. The Wolf chieftain plots to rule the north, and controlling his daughter is crucial to his schemes. However, other tribes also prepare for strife. Strangers from the far south appear too, seeking allies in their own conflict. It's a season for omens as priests foresee danger and a darkness falling across the land. Some say a great war is coming, overshadowing even Wolf ambitions. A time of testing and broken laws is near - but what spark will set the world ablaze?

Empire in Black and Gold is the first instalment in the critically-acclaimed fantasy series Shadows of the Apt by Adrian Tchaikovsky. The days of peace are over… The Lowlands' city states have lived in peace for decades, hailed as bastions of civilization. Yet that peace is about to end. A distant empire has been conquering neighbours with highly trained soldiers and sophisticated combat techniques. And the city states are its desirable new prize. Only the ageing Stenwold Maker - spymaster, artificer and statesman - foresees the threat, as the empires' armies march ever closer. So it falls upon his shoulders to open the eyes of the cities' leaders. He sees that war will sweep through their lands, destroying everything in its path. But to warn his people, he must stay alive.