- US hardcover edition by Del Rey the 11th of August 2015 with ISBN 9780553392920. Cover art by Alejandro Colucci.
- UK hardcover edition by HarperVoyager the 13th of August 2015 with ISBN 9780007444212 with cover art by Jackie Morris.
- A trade paperback edition from HarperVoyager the 13th of August 2015 with ISBN 9780007444229 and Morris cover art.
- A UK paperback edition from HarperVoyager the 14th of July 2016 with ISBN 9780007444243 and Morris cover art.
- A US mass market paperback edition from Del Rey the 26th of July 2016 with ISBN 9780553392944 and Colucci cover art.
- Kindle edition from HarperVoyager the 13th of August 2015 with ASIN B00TO25758.
- An unabridged audio book by Harper Collins (listed date the 30th of July 2015??) with ISBN 9780007573936. Narrated by Avita Jay and Lee Maxwell-Simpson. Published in two parts.
- Part one length: 15 hours and 47 minutes ASIN: B00XK8QFWQ
- Part two length: 18 hours and 8 minutes ASIN: B00XZKAZVQ
- An unabridged audio book by Random House audio the 11th of August 2015. Length 33 hours and 11 minutes. ASIN: B00XO0OGTO. Narrated by Elliot Hill.
- a Dutch translation titled De Geheimen van de Nar the 7th of October 2015 from Luitingh Sijthoff Fantasy with ISBN 9789024568406 (hardback). Translated by Ruud Bal and Willie Van Der Kuil, cover art by Marco Lap and John Howe.
- a French translation in two parts from Pygmalion
- En quête de vengeance the 27th of January 2016 with ISBN 9782756416953. Translated by Arnaud Mousnier-Lompré. Cover art by Benoît Bacou. Republished by J'ai lu the 8th of March 2017 with ISBN 9782290137512.
- Le retour de l'assassin the 28th of September 2016 with ISBN 9782756418018 Translated by Arnaud Mousnier-Lompré.
- a Hebrew translation המסע של הליצן in 2017 by Opus
- an Italian translation L'Assassino - La vendetta the 29th of November 2016 from Sperling & Kupfer with ISBN 9788820060947 (paperback). Translated by Maria C. Scotto di Santillo. Kindle edition released simultaneously with ASIN B01N46CS6U.
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