When the evil Baron Vengeous escapes from prison, Detective Skulduggery Pleasant and his apprentice, Valkyrie Cain, have just two days to recapture him or the Baron's creature, the Grotesquery, may summon the Faceless Ones back to their world.

When twelve-year-old Stephanie inherits her weird uncle's estate, she must join forces with Skulduggery Pleasant, a skeleton mage, to save the world from the Faceless Ones.

"He's dead. She's still in high school. But together they're going to save the world. Skulduggery is gone, sucked into a parallel dimension. There is no official plan to save him. But Valkyrie's never had much time for plans..."--Back cover.

To find Darquesse before she can destroy the world, Skulduggery Pleasant gathers together a team of soldiers, monster hunters, and criminals.

Across the land, normal people are suddenly developing wild and unstable powers. Infected by a rare strain of magic, they are unwittingly endangering their own lives and the lives of the people around them. Terrified and confused, their only hope lies with the Sanctuary. Skulduggery Pleasant and Valkyrie Cain are need now more than ever. And then there's the small matter of Kitana. A normal teenage girl who, along with her normal teenage friends,...

For years, Valkyrie Cain has struggled to keep her loved ones safe from harm, plunging into battle-time and time again-by Skulduggery Pleasant's side, and always emerging triumphant. But now the very thing that Valkyrie fights for is in danger as a ruthless killer snatches her little sister. With Skulduggery racing to catch up and young sorcerer Omen scrambling along behind, Valkyrie only has six hours to find Alice before it's too late.

War is coming. To avert catastrophe, Skulduggery and Valkyrie are sent on a secret mission that takes them away from everything they know, to a forsaken land of magic and grim, unrelenting terror. It is here that Valkyrie will have to fight the hardest - not only against the enemies who want her dead, but also against her own self-destructive impulses. It's only by crawling through darkness that she'll be able to once again stand in the light...

The second cycle of the internationally bestselling Skulduggery Pleasant series comes to a thrilling end. You are not ready... The Faceless Ones have returned to our universe. The bad guys have won. With the end of everything just days away - and no longer able to rely on Valkyrie Cain - Skulduggery must make allies of enemies if he's going to stand any chance of saving what's left of the world. And just when things are looking their bleakest, they...

"Valkyrie Cain has been out of action for years, recovering from the war against her alter-ego Darquesse, which nearly destroyed her and everyone else. Some things never change though: bad people still want to do bad things, and Skulduggery Pleasant is still there to stop them. When Skulduggery learns of a plot to resurrect a terrifying evil, he persuades Valkyrie to join him for just 24 hours. But they need someone else on their team, someone inconspicuous,...

Two of the greatest Avengers of all unite! When a government agent turned Hydra provocateur stages a daring breakout on her way to prison, the escape attracts the attention of both Captain America and Iron Man! When Steve Rogers and Tony Stark realize they both have a connection to the slippery fugitive, they team up to track her down -- only to discover that she's not the only player on the board with big plans and sinister motives. What have the...