Publication library
Comic issues & editions
Find the edition before comparing its market. Each record links publication identity, source evidence, price observations and graded population.
Challengers of the Unknown #1Edition record · April-May 1958Challengers of the Unknown #2Edition record · June-July 1958Challengers of the Unknown #3Edition record · August-September 1958Challengers of the Unknown #4Edition record · October-November 1958Challengers of the Unknown #5Edition record · December 1958-January 1959Challengers of the Unknown #6Edition record · February-March 1959Challengers of the Unknown #7Edition record · April-May 1959Challengers of the Unknown #8Edition record · June-July 1959Challengers of the Unknown #9Edition record · August-September 1959Challengers of the Unknown #10Edition record · October-November 1959Challengers of the Unknown #11Edition record · December 1959-January 1960Challengers of the Unknown #12Edition record · February-March 1960Challengers of the Unknown #13Edition record · April-May 1960Challengers of the Unknown #14Edition record · June-July 1960Challengers of the Unknown #15Edition record · August-September 1960Challengers of the Unknown #16Edition record · October-November 1960Challengers of the Unknown #17Edition record · December 1960-January 1961Challengers of the Unknown #18Edition record · February-March 1961Challengers of the Unknown #19Edition record · April-May 1961Challengers of the Unknown #20Edition record · June-July 1961Challengers of the Unknown #21Edition record · August-September 1961Challengers of the Unknown #22Edition record · October-November 1961Challengers of the Unknown #23Edition record · December 1961-January 1962Challengers of the Unknown #24Edition record · February-March 1962Challengers of the Unknown #25Edition record · April-May 1962Challengers of the Unknown #26Edition record · June-July 1962Challengers of the Unknown #27Edition record · August-September 1962Challengers of the Unknown #28Edition record · October-November 1962Challengers of the Unknown #29Edition record · December 1962-January 1963Challengers of the Unknown #30Edition record · February-March 1963Challengers of the Unknown #31Edition record · April-May 1963Challengers of the Unknown #32Edition record · June-July 1963Challengers of the Unknown #33Edition record · August-September 1963Challengers of the Unknown #34Edition record · October-November 1963Challengers of the Unknown #35Edition record · December 1963-January 1964Challengers of the Unknown #36Edition record · February-March 1964Challengers of the Unknown #37Edition record · April-May 1964Challengers of the Unknown #38Edition record · June-July 1964Challengers of the Unknown #39Edition record · August-September 1964Challengers of the Unknown #40Edition record · October-November 1964