Adam-Troy Castro

On several occasions, a half-dozen of Spider-Man's greatest enemies have banded together as the Sinister Six. Now, at the behest of a deadly benefactor known only as the Gentleman, the Chameleon has been tasked with assembling a new Sinister Six....

In Gustav Gloom and the Nightmare Vault, Fernie and Gustav find themselves battling another shadowy foe - The Shadow Eater. He's after The Nightmare Vault, which his master, the evil Lord Obsidian, will use to unleash the most terrifying and threatening shadows into the world....

Available only on audio, this exciting collection features original stories by Adam-Troy Castro, some never before published....

Fernie and Gustav leave the safety of the Gloom Mansion and begin their long journey to the Shadow Country to save their fathers from the evil Lord Obsidian. Aided by the magical Cryptic Carousel, Fernie and Gustav travel to lots of exotic locations as they try to find the Shadow Country....

In Gustav Gloom and the Four Terrors, things are not always what they seem in the Gloom Mansion. Gustav decides that he needs to rescue his father from the Dark Country, but he can't do that without Fernie's help....

Enter an exciting new world of shadows from Hugo Award nominee Adam-Troy Castro. Meet Gustav Gloom. Fernie What finds herself lost in the Gloom mansion after her cat appears to have been chased there by its own shadow....