Deadpool appears in Canadian comic books.
Deadpool ( Wade Winston Wilson ) is a fictional antihero appearing in American comic books published by Marvel Comics . Created by artist/writer Rob Liefeld and writer Fabian Nicieza , the character first appeared in The New Mutants # 98 ( cover-dated February 1991 ) . The New Mutants are a group of teenaged mutant superheroes-in-training appearing in American comic books published by Marvel Comics .