"The Iden.y Cr. mystery involves the biggest DC heroesAnd use[s] all of Mr. Meltzer's skills as a thriller novelist." The New York Times "Mystery novelistd Meltzer shows that even superheroes have reasons to be afraid.".Publication history. One of DC's top-selling series, the first issue was released in June 2004 and was ranked first in comic book sales for .Iden.y Cr. is the ninth and final alby Sweet.Originally released only in Germany and Mexico via Polydor Records, it was recorded from 1980-81 and finally released after the band's break-up in 1981..Erik Erikson described an iden.y cr. as a period of intense exploration of different roles and aspects of the self. Learn more about this process..