It's twin threats to time and space as campaigns by Kang and the Crown coincide! The Avengers fight the Set-serving Squadron Supreme in a clash between Earths and head for the nineteenth century to keep the West from getting wilder! Continuity questions continue as Kang and Immortus mix it up! plus: the menace of...President Nelson Rockefeller?! Collecting AVENGERS (1963) #141-144 and #147-149.
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