Three challengers take on some of the greatest minds in trivia in this exciting showdown of smarts and strategy; the last contestant standing will face off against the episode's highest scoring Master Mind in a head-to-head battle.
1985
2003
2010
2013
2007
2019
2018
2005
1945
1981
1986
2002
1969
2011
1953
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1965
1956