Question: The artist who was a co-creator of the second Black Spectre is primarily associated with which publisher?
Sentence (from "Bill Sienkiewicz"): Boleslav William Felix Robert Sienkiewicz ( ; born May 3, 1958), better known as Bill Sienkiewicz, is an Eisner Award-winning American artist who produces comic book art, primarily for Marvel Comics' "The New Mutants" and "".
Relevant evidence: Yes