Deadpool is a fictional antihero appearing in American comic books published by Marvel Comics. Created by writer Fabian Nicieza and artist/writer Rob Liefeld, the character first appeared in The New Mutants #98 in February 1991. Initially introduced as a supervillain, Deadpool—whose real name is Wade Wilson—is a disfigured and mentally unstable mercenary with the superhuman ability of an accelerated healing factor, derived from the mutant Wolverine. Known as the "Merc with a Mouth," he is famous for his talkative nature, dark sense of humor, and his tendency to break the fourth wall, directly addressing the reader.
Over the years, Deadpool evolved from a villain into a more complex antihero, eventually starring in his own ongoing series. His comic book adventures are characterized by a unique blend of ultraviolence, slapstick comedy, and metafictional commentary, often parodying superhero tropes and the comic book industry itself. The character's popularity soared in the late 1990s and 2000s, leading to numerous solo series, miniseries, and appearances in team books like X-Force and Uncanny X-Force.
Deadpool's cultural significance lies in his subversion of the traditional superhero archetype. He is a self-aware, morally ambiguous character whose stories can range from absurdist comedy to surprisingly poignant explorations of trauma and identity. This distinctive voice and the character's dedicated fanbase have made him one of Marvel's most recognizable and commercially successful characters of the modern era.