Question: This character appeared in comics published by Marvel, one of his adversaries were Flag-Smasher and was created by Rob Liefeld. Who was the other creatore of this character?
Sentence (from "Deadpool"): Created by artist/writer Rob Liefeld and writer Fabian Nicieza, the character first appeared in "The New Mutants" #98 (cover-dated February 1991).
Relevant evidence: Yes