Meet Otto at villain school
Begin with H.I.V.E. and follow the nine-book story in order.
Read the nine books in numbered order, beginning with H.I.V.E. and ending with Bloodline. The conspiracies, loyalties, and consequences carry across the full series.
Bloodline arrived after a long publication gap, but Mark Walden identifies it as book nine and the final installment—not a reboot or separate series.
Sources: Mark Walden's official H.I.V.E. series page, Mark Walden's official Bloodline publication announcement, Bloomsbury's official Mark Walden bibliography.
These books play their supervillain-school premise with humor, gadgets, teamwork, and fast action, but the danger becomes more serious over time. Expect kidnapping, imprisonment, assassination attempts, weapons, explosions, mind control, torture and threats of torture, injuries, and character deaths. The violence is adventure-focused rather than graphic, though later installments are darker than the school-story opening.
Begin with H.I.V.E. and follow the nine-book story in order.
Trapped in a villain academy, Otto plots a daring escape.
9 books · Published 2006–2021
Trapped in a villain academy, Otto plots a daring escape.
A trap lures Otto into a deadly game to stop a world-conquering villain.
A student escapes a villainous school to rescue a captured leader and uncover hidden truths.
A rogue villain threatens global chaos. Can Otto stop them before it's too late?
A rogue student threatens global villains; friends race to save him before it's too late.
A villain seeks a host to unleash chaos, sparking a global race against time.
Villainous civil war looms as Otto faces betrayal and danger in Siberia.
A daring prison break challenges villains to question their loyalties.
A legacy threat emerges, forcing Otto to confront his past and save his friends.
There are 9 books in the H.I.V.E. series. It began with H.I.V.E. in 2006, and the newest book, Bloodline, was published in 2021.
Start with H.I.V.E. and follow the series order — the books above are numbered #1 through #9.
The series is best for ages 8–12, based on the age ranges of the individual books.
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