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 Bound a human benefactor and divine king-maker, rather than an object of blame for human suffering. There is evidence that "Prometheus Bound" was the first play in a trilogy conventionally called the "Prometheia", but the other two plays, "Prometheus Unbound" and "Prometheus the Fire-Bringer", survive only in fragments. In "Prometheus Unbound", Heracles frees Prometheus from his chains and kills the eagle that had been sent daily to eat the Titan's perpetually regenerating liver. Perhaps foreshadowing his eventual reconciliation with Prometheus, we learn that Zeus has released the other Titans whom he imprisoned at the conclusion of the Titanomachy. In "Prometheus the