Skulduggery Pleasant: Kingdom of the Wicked (Book 7)

 

Characters: Skulduggery Pleasant, Valkyrie Cain, Walden D'Essai, Argeddion, Ghastly Bespoke, Erskine Ravel, Kitana, Doran, Sean, Elsie, Mevolent, Bernard Sult, Quintin Strom, Nadir...

Plot: Skulduggery and Valkyrie has to deal with super-powered mortals, a crazy pacifist, an alternate world and another government trying to take over theirs!

Learning: Power can corrupt a person with greed and the urge to destroy.