The Checkered Demon is a fictional character created by S. Clay Wilson, one of the leading underground comix artists of the 1960s and a contemporary of Robert Crumb. The Demon debuted in Zap Comix #2, in 1968.

Source: Wikipedia DBpedia

What is * subject of?

* is subject of Fictional demons and devils, Underground comix, Last Gasp titles, Comics characters introduced in 1968, American comics characters and 1968 comics debuts.