Nimona is set in a world that combines medieval and futuristic settings, mixing magic and mad science. Ballister Blackheart is a former knight turned low-grade villain whose evil plots are routinely foiled by his nemesis, Sir Ambrosius Goldenloin of the Institution of Law Enforcement and Heroics. The two men once were friends – or perhaps more – but they fell out and Ballister lost an arm in a fight with Goldenloin and now has a mechanical arm Ballister was ejected from the Institution because of his lost arm and became a villain. Elemental was a Brother of Spring, Summer, Autumn, & Winter that was Nimona's Step-Boyfriend.
