Mark Walden

The Higher Institute of Villainous Education is in grave danger: Dr Nero, its leader, has been captured by the world's most ruthless security force. It's up to Otto to save him....

Otto and Wing have permission to leave H.I.V.E.'s secret island location to attend a funeral. But before they can reach their destination, the duo is ambushed....

The leaders of the world’s villainous forces are being picked off one by one, and Dr Nero is forced to take temporary control of G.L.O.V.E. after Diabolus Darkdoom is seriously injured....

The world’s most powerful villains have a problem. One of their own is threatening global Armageddon, with himself at the head of a sinister new world order....

Otto and the rest of the elite Alpha stream at H.I.V.E....

Overlord is reborn, and has developed the chilling ability to move from body to body, erasing the host’s personality and ultimately killing them....

Sam wakes to see strange vessels gathered in the skies around London....

Otto and Raven are desperate to rescue their friends from the clutches of Anastasia Furan, head of the evil Disciples organisation....

H.I.V.E. is a top-secret school of villainy, where children with a precocious talent for wrongdoing are sent to develop their talents and become criminal masterminds....