Avengers Vol.1 #47
Magneto is back on Earth! And his first priority is reviving the Brotherhood of Evil Mutants! And to do that he sets a trap for two of Earth's Mightiest Heroes! After Magneto and the Toad subdue Dane Whitman and his assistant in Garrett Castle, they send a phony distress call to Avengers Mansion! When the mutant twins respond to the call, the ruse is revealed! And the battle begins! Quicksilver and the Scarlet Witch vs. the Master of Magnetism! Oh my, do Pietro and Wanda have a chance vs. Magneto?
Printed: Dec 1967
Writers: Roy Thomas
Art: John Buscema and George Tuska
Cover: Don Heck and Frank Giacoia