From Holly Black and Cassandra Clare comes the third installment in the New York Times bestselling series that defies what you think you know about the worlds of good and evil.

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Review

Praise for Magisterium Book One: The Iron Trial:

“A thrilling coming-of-age story that embraces fantasy tropes while keeping readers guessing.” — Publishers Weekly, starred review

«A promising beginning to a complex exploration of good and evil, as well as friendship's loyalty.» — Kirkus Reviews

«The Iron Trial is a fun, heroic narrative. … A delicious must-read.» — The Globe & Mail

«This is an incredible book. … Once you've started reading, it's hard to put the book down.» — The Guardian

About the Author

Holly Black is the #1 New York Times bestselling author of The Spiderwick Chronicles (with Tony DiTerlizzi) and the Newbery Honor-winning novel Doll Bones. Her other books include The Good Neighbors graphic novels, and the novels The Darkest Part of the Forest, Tithe, Valiant, and Ironside. She currently lives in the realm of Western Massachusetts.

Cassandra Clare is the author of City of Bones, the first book in The Mortal Instruments trilogy and a New York Times bestseller. Her latest series, The Infernal Devices, has spawned three #1 bestsellers. Born overseas, Cassandra spent her early years traveling around the world with her family and several trunks of books. She lives in Massachusetts.