Mad scientist dangerous or questionable, which can make them accidental villains. The prototypical fictional mad scientist was Victor Frankenstein, creator of his eponymous monster, who made his first appearance in 1818, in the novel "Frankenstein, or the Modern Prometheus" by Mary Shelley. Though the novel's title character, Victor Frankenstein, is a sympathetic character, the critical element of conducting experiments that cross "boundaries that ought not to be crossed", heedless of the consequences, is present in Shelley's novel. Frankenstein was trained as both an alchemist and a modern scientist, which makes him the bridge between two eras of an evolving archetype. The book
Prometheus Unbound (Shelley) or what mightier Gods / From all-prolific Evil" if he wishes to hear his curse spoken again. Taking her advice, Prometheus calls upon the Phantasm of Jupiter, and Ione and Panthea describe the phantasm's appearance soon after. The phantasm first asks, "Why have the secret / powers of this strange world / Driven me, a frail and empty phantom, hither/ On direst storms?" Prometheus commands the phantasm to recall the curse against Jupiter, and the phantasm obeys: After hearing these words, Prometheus repents and claims, "I wish no living thing to suffer pain." The Earth laments that Prometheus is vanquished