Assertion: joker | /r/CapableOf | debut in batman #
Facets:
Source sentences:
text: The Joker debuted in Batman #1 (April 1940) as the eponymous character's first villain, about a year after Batman's debut in Detective Comics #27 (May 1939).
text: The Joker debuted in Batman #1 (April 1940) as the eponymous character's first villain, about a year after Batman's debut in Detective Comics #27 (May 1939).