A key issue noted for First appearance of Chemistro. Power Man and Iron Fist #93 was published by Marvel Comics on May 1, 1983, as part of a series that began in 1978. Kurt Busiek writes, and art comes from Denys Cowan. This 36-page issue features Luke Cage, Iron Fist, Misty Knight, Colleen Wing and Bob Diamond, among 9 characters cataloged on VerseDB.