Claim: Fabian Nicieza died December 31, 1961.
Evidence: Fabian Nicieza -LRB- born 31 December 1961 -RRB- is an Argentine-American comic book writer and editor who is best known for his work on Marvel titles such as X-Men , X-Force , New Warriors , Cable and Deadpool , and Thunderbolts , for all of which he helped create numerous characters.