SKANDAR MEETS OLIVER TWIST IN THIS BLOCKBUSTING MIDDLE-GRADE ADVENTURE SERIES - PERFECT FOR FANS OF PERCY JACKSON!Dare you step into the shadows once again?Tom and his new friends from Beaufort's School for Deceptive Arts are taken on a treasure-hunting trip to a private island in the Mediterranean once owned by the great villain himself, the Duke of Nimes. The Duke is said to have hidden a spectacular treasure in the warrens, tunnels and caves that pepper the island - as well as a terrifying weapon.Will Tom's street-smarts keep him and his friends alive as they chase down the treasure? And who are the deadly double agents that are sabotaging everything?Trust no one. This is not a game.????????"e;Top marks"e; Observer"e;Utterly fabulous"e; ALEXANDER ARMSTRONG"e;Shadow Thieves is the real thing"e; MICHAEL GRANT"e;A thrilling read!"e; JONATHAN STROUD"e;Propulsive pacing and action packed plotting"e; Publishers' Weekly starred review