Death (Discworld)
Death has appeared in every Discworld novel, with the exception of "The Wee Free Men" and "Snuff", and had a possible cameo at the end of "Johnny and the Dead" (the character was not identified, but spoke in unquoted small caps). The Discworld books with Death as a leading character, starting with "Mort" in 1987, are:
Death (DC Comics)
Death is a fictional character from the DC comic book series, "The Sandman" (1989–1996). The character first appeared in "The Sandman" vol. 2, #8 (August 1989), and was created by Neil Gaiman and Mike Dringenberg.